115706551 has 8 divisors (see below), whose sum is σ = 118669824. Its totient is φ = 112750080.

The previous prime is 115706543. The next prime is 115706557. The reversal of 115706551 is 155607511.

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 115706551 - 2³ = 115706543 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 (115706557) 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, 67335 + ... + 69031.

It is an arithmetic number, because the mean of its divisors is an integer number (14833728).

Almost surely, 2^115706551 is an apocalyptic number.

115706551 is a deficient number, since it is larger than the sum of its proper divisors (2963273).

115706551 is a wasteful number, since it uses less digits than its factorization.

115706551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3401.

The product of its (nonzero) digits is 5250, while the sum is 31.

The square root of 115706551 is about 10756.6979598760. The cubic root of 115706551 is about 487.2882987003.

The spelling of 115706551 in words is "one hundred fifteen million, seven hundred six thousand, five hundred fifty-one".