115633963 has 4 divisors (see below), whose sum is σ = 115710448. Its totient is φ = 115557480.

The previous prime is 115633951. The next prime is 115633967. The reversal of 115633963 is 369336511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 369336511 = 31 ⋅11914081.

It is a cyclic number.

It is not a de Polignac number, because 115633963 - 2¹³ = 115625771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115633967) 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, 35928 + ... + 39013.

It is an arithmetic number, because the mean of its divisors is an integer number (28927612).

Almost surely, 2^115633963 is an apocalyptic number.

115633963 is a deficient number, since it is larger than the sum of its proper divisors (76485).

115633963 is an equidigital number, since it uses as much as digits as its factorization.

115633963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76484.

The product of its digits is 43740, while the sum is 37.

The square root of 115633963 is about 10753.3233467612. The cubic root of 115633963 is about 487.1863779880.

The spelling of 115633963 in words is "one hundred fifteen million, six hundred thirty-three thousand, nine hundred sixty-three".