115597401 has 4 divisors (see below), whose sum is σ = 154129872. Its totient is φ = 77064932.

The previous prime is 115597397. The next prime is 115597411. The reversal of 115597401 is 104795511.

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 115597401 - 2² = 115597397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115597411) 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, 19266231 + ... + 19266236.

It is an arithmetic number, because the mean of its divisors is an integer number (38532468).

Almost surely, 2^115597401 is an apocalyptic number.

It is an amenable number.

115597401 is a deficient number, since it is larger than the sum of its proper divisors (38532471).

115597401 is an equidigital number, since it uses as much as digits as its factorization.

115597401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38532470.

The product of its (nonzero) digits is 6300, while the sum is 33.

The square root of 115597401 is about 10751.6231797808. The cubic root of 115597401 is about 487.1350251802.

The spelling of 115597401 in words is "one hundred fifteen million, five hundred ninety-seven thousand, four hundred one".