115577245 has 8 divisors (see below), whose sum is σ = 158505984. Its totient is φ = 79252944.

The previous prime is 115577243. The next prime is 115577261. The reversal of 115577245 is 542775511.

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 115577245 - 2¹ = 115577243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115577243) 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, 1651069 + ... + 1651138.

It is an arithmetic number, because the mean of its divisors is an integer number (19813248).

Almost surely, 2^115577245 is an apocalyptic number.

It is an amenable number.

115577245 is a deficient number, since it is larger than the sum of its proper divisors (42928739).

115577245 is an equidigital number, since it uses as much as digits as its factorization.

115577245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3302219.

The product of its digits is 49000, while the sum is 37.

The square root of 115577245 is about 10750.6857920786. The cubic root of 115577245 is about 487.1067106327.

It can be divided in two parts, 1155 and 77245, that added together give a square (78400 = 280²).

The spelling of 115577245 in words is "one hundred fifteen million, five hundred seventy-seven thousand, two hundred forty-five".