115117553 has 8 divisors (see below), whose sum is σ = 122093376. Its totient is φ = 108306000.

The previous prime is 115117543. The next prime is 115117567. The reversal of 115117553 is 355711511.

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 115117553 - 2⁸ = 115117297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115117543) 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, 39623 + ... + 42428.

It is an arithmetic number, because the mean of its divisors is an integer number (15261672).

Almost surely, 2^115117553 is an apocalyptic number.

It is an amenable number.

115117553 is a deficient number, since it is larger than the sum of its proper divisors (6975823).

115117553 is an equidigital number, since it uses as much as digits as its factorization.

115117553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82135.

The product of its digits is 2625, while the sum is 29.

The square root of 115117553 is about 10729.2848317118. The cubic root of 115117553 is about 486.4600533994.

The spelling of 115117553 in words is "one hundred fifteen million, one hundred seventeen thousand, five hundred fifty-three".