Search a number
-
+
122411134441 = 178916842051
BaseRepresentation
bin111001000000001000…
…1011010110111101001
3102200222001010221011001
41302000101122313221
54001144222300231
6132122423235001
711562314321611
oct1620021326751
9380861127131
10122411134441
1147a06992112
121b8832a8a61
13b70a8a103b
145cd3663a41
1532b69cab61
hex1c8045ade9

122411134441 has 4 divisors (see below), whose sum is σ = 122417994384. Its totient is φ = 122404274500.

The previous prime is 122411134427. The next prime is 122411134477. The reversal of 122411134441 is 144431114221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 144431114221 = 294980383249.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-122411134441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122411134141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3403135 + ... + 3438916.

It is an arithmetic number, because the mean of its divisors is an integer number (30604498596).

Almost surely, 2122411134441 is an apocalyptic number.

It is an amenable number.

122411134441 is a deficient number, since it is larger than the sum of its proper divisors (6859943).

122411134441 is an equidigital number, since it uses as much as digits as its factorization.

122411134441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6859942.

The product of its digits is 3072, while the sum is 28.

Adding to 122411134441 its reverse (144431114221), we get a palindrome (266842248662).

The spelling of 122411134441 in words is "one hundred twenty-two billion, four hundred eleven million, one hundred thirty-four thousand, four hundred forty-one".

Divisors: 1 17891 6842051 122411134441