1123000241 has 4 divisors (see below), whose sum is σ = 1225091184. Its totient is φ = 1020909300.

The previous prime is 1123000237. The next prime is 1123000243. The reversal of 1123000241 is 1420003211.

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 1123000241 - 2² = 1123000237 is a prime.

It is a super-2 number, since 2×1123000241² = 2522259082572116162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123000243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51045455 + ... + 51045476.

It is an arithmetic number, because the mean of its divisors is an integer number (306272796).

Almost surely, 2^1123000241 is an apocalyptic number.

1123000241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1123000241 is a deficient number, since it is larger than the sum of its proper divisors (102090943).

1123000241 is a wasteful number, since it uses less digits than its factorization.

1123000241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102090942.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1123000241 is about 33511.1957560455. The cubic root of 1123000241 is about 1039.4252991596.

Adding to 1123000241 its reverse (1420003211), we get a palindrome (2543003452).

The spelling of 1123000241 in words is "one billion, one hundred twenty-three million, two hundred forty-one", and thus it is an aban number.