113038557 has 4 divisors (see below), whose sum is σ = 150718080. Its totient is φ = 75359036.

The previous prime is 113038531. The next prime is 113038573. The reversal of 113038557 is 755830311.

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 113038557 - 2¹² = 113034461 is a prime.

It is a super-3 number, since 3×113038557³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113038507) 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, 18839757 + ... + 18839762.

It is an arithmetic number, because the mean of its divisors is an integer number (37679520).

Almost surely, 2^113038557 is an apocalyptic number.

It is an amenable number.

113038557 is a deficient number, since it is larger than the sum of its proper divisors (37679523).

113038557 is an equidigital number, since it uses as much as digits as its factorization.

113038557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37679522.

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 113038557 is about 10631.9592267841. The cubic root of 113038557 is about 483.5137938371.

Adding to 113038557 its reverse (755830311), we get a palindrome (868868868).

The spelling of 113038557 in words is "one hundred thirteen million, thirty-eight thousand, five hundred fifty-seven".