115135757 has 4 divisors (see below), whose sum is σ = 125602656. Its totient is φ = 104668860.

The previous prime is 115135733. The next prime is 115135789. The reversal of 115135757 is 757531511.

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 115135757 - 2²⁴ = 98358541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115132757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5233433 + ... + 5233454.

It is an arithmetic number, because the mean of its divisors is an integer number (31400664).

Almost surely, 2^115135757 is an apocalyptic number.

It is an amenable number.

115135757 is a deficient number, since it is larger than the sum of its proper divisors (10466899).

115135757 is a wasteful number, since it uses less digits than its factorization.

115135757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10466898.

The product of its digits is 18375, while the sum is 35.

The square root of 115135757 is about 10730.1331305814. The cubic root of 115135757 is about 486.4856940072.

It can be divided in two parts, 11513 and 5757, that multiplied together give a triangular number (66280341 = T₁₁₅₁₃).

The spelling of 115135757 in words is "one hundred fifteen million, one hundred thirty-five thousand, seven hundred fifty-seven".