115764553 has 8 divisors (see below), whose sum is σ = 117200160. Its totient is φ = 114334080.

The previous prime is 115764547. The next prime is 115764563. The reversal of 115764553 is 355467511.

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 115764553 - 2⁵ = 115764521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115764503) 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, 63018 + ... + 64828.

It is an arithmetic number, because the mean of its divisors is an integer number (14650020).

Almost surely, 2^115764553 is an apocalyptic number.

It is an amenable number.

115764553 is a deficient number, since it is larger than the sum of its proper divisors (1435607).

115764553 is an equidigital number, since it uses as much as digits as its factorization.

115764553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567.

The product of its digits is 63000, while the sum is 37.

The square root of 115764553 is about 10759.3937096846. The cubic root of 115764553 is about 487.3697085953.

It can be divided in two parts, 11576 and 4553, that added together give a square (16129 = 127²).

The spelling of 115764553 in words is "one hundred fifteen million, seven hundred sixty-four thousand, five hundred fifty-three".