115315063 has 4 divisors (see below), whose sum is σ = 122098320. Its totient is φ = 108531808.

The previous prime is 115315037. The next prime is 115315069. The reversal of 115315063 is 360513511.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-115315063 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 (115315069) 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, 3391603 + ... + 3391636.

It is an arithmetic number, because the mean of its divisors is an integer number (30524580).

Almost surely, 2^115315063 is an apocalyptic number.

115315063 is a deficient number, since it is larger than the sum of its proper divisors (6783257).

115315063 is an equidigital number, since it uses as much as digits as its factorization.

115315063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6783256.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 115315063 is about 10738.4851352507. The cubic root of 115315063 is about 486.7381049088.

Adding to 115315063 its reverse (360513511), we get a palindrome (475828574).

The spelling of 115315063 in words is "one hundred fifteen million, three hundred fifteen thousand, sixty-three".