113555537 has 8 divisors (see below), whose sum is σ = 115123680. Its totient is φ = 111992320.

The previous prime is 113555513. The next prime is 113555551. The reversal of 113555537 is 735555311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113555537 - 2¹⁶ = 113490001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113555497 and 113555506.

It is not an unprimeable number, because it can be changed into a prime (113555557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79889 + ... + 81297.

It is an arithmetic number, because the mean of its divisors is an integer number (14390460).

Almost surely, 2^113555537 is an apocalyptic number.

It is an amenable number.

113555537 is a deficient number, since it is larger than the sum of its proper divisors (1568143).

113555537 is an equidigital number, since it uses as much as digits as its factorization.

113555537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2463.

The product of its digits is 39375, while the sum is 35.

The square root of 113555537 is about 10656.2440381215. The cubic root of 113555537 is about 484.2497871117.

The spelling of 113555537 in words is "one hundred thirteen million, five hundred fifty-five thousand, five hundred thirty-seven".