113963963 has 4 divisors (see below), whose sum is σ = 114064128. Its totient is φ = 113863800.

The previous prime is 113963953. The next prime is 113963977. The reversal of 113963963 is 369369311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 113963963 - 2⁴ = 113963947 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113963963.

It is not an unprimeable number, because it can be changed into a prime (113963953) 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, 48356 + ... + 50657.

It is an arithmetic number, because the mean of its divisors is an integer number (28516032).

Almost surely, 2^113963963 is an apocalyptic number.

113963963 is a deficient number, since it is larger than the sum of its proper divisors (100165).

113963963 is an equidigital number, since it uses as much as digits as its factorization.

113963963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100164.

The product of its digits is 78732, while the sum is 41.

The square root of 113963963 is about 10675.3905314981. The cubic root of 113963963 is about 484.8296606616.

The spelling of 113963963 in words is "one hundred thirteen million, nine hundred sixty-three thousand, nine hundred sixty-three".