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111422413 = 1031081771
BaseRepresentation
bin1101010010000…
…10101111001101
321202122211211001
412221002233031
5212011004123
615020100301
72522034454
oct651025715
9252584731
10111422413
1157993343
1231394691
131a11292b
1410b25b9b
159bae0ad
hex6a42bcd

111422413 has 4 divisors (see below), whose sum is σ = 112504288. Its totient is φ = 110340540.

The previous prime is 111422411. The next prime is 111422431. The reversal of 111422413 is 314224111.

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.

It is a cyclic number.

It is not a de Polignac number, because 111422413 - 21 = 111422411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111422411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540783 + ... + 540988.

It is an arithmetic number, because the mean of its divisors is an integer number (28126072).

Almost surely, 2111422413 is an apocalyptic number.

It is an amenable number.

111422413 is a deficient number, since it is larger than the sum of its proper divisors (1081875).

111422413 is a wasteful number, since it uses less digits than its factorization.

111422413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081874.

The product of its digits is 192, while the sum is 19.

The square root of 111422413 is about 10555.6815507100. The cubic root of 111422413 is about 481.1984131357.

Adding to 111422413 its reverse (314224111), we get a palindrome (425646524).

It can be divided in two parts, 11142241 and 3, that added together give a square (11142244 = 33382).

The spelling of 111422413 in words is "one hundred eleven million, four hundred twenty-two thousand, four hundred thirteen".

Divisors: 1 103 1081771 111422413