115732661 has 8 divisors (see below), whose sum is σ = 126379200. Its totient is φ = 105107040.

The previous prime is 115732657. The next prime is 115732681. The reversal of 115732661 is 166237511.

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 115732661 - 2² = 115732657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115732681) 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, 7760 + ... + 17078.

It is an arithmetic number, because the mean of its divisors is an integer number (15797400).

Almost surely, 2^115732661 is an apocalyptic number.

115732661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

115732661 is a deficient number, since it is larger than the sum of its proper divisors (10646539).

115732661 is a wasteful number, since it uses less digits than its factorization.

115732661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10459.

The product of its digits is 7560, while the sum is 32.

The square root of 115732661 is about 10757.9115538287. The cubic root of 115732661 is about 487.3249492917.

The spelling of 115732661 in words is "one hundred fifteen million, seven hundred thirty-two thousand, six hundred sixty-one".