115557063 has 4 divisors (see below), whose sum is σ = 154076088. Its totient is φ = 77038040.

The previous prime is 115557061. The next prime is 115557103. The reversal of 115557063 is 360755511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 360755511 = 3 ⋅120251837.

It is a cyclic number.

It is not a de Polignac number, because 115557063 - 2¹ = 115557061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115557061) 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, 19259508 + ... + 19259513.

It is an arithmetic number, because the mean of its divisors is an integer number (38519022).

Almost surely, 2^115557063 is an apocalyptic number.

115557063 is a deficient number, since it is larger than the sum of its proper divisors (38519025).

115557063 is an equidigital number, since it uses as much as digits as its factorization.

115557063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38519024.

The product of its (nonzero) digits is 15750, while the sum is 33.

The square root of 115557063 is about 10749.7471133046. The cubic root of 115557063 is about 487.0783562627.

The spelling of 115557063 in words is "one hundred fifteen million, five hundred fifty-seven thousand, sixty-three".