63679113 has 12 divisors (see below), whose sum is σ = 93540720. Its totient is φ = 41732856.

The previous prime is 63679103. The next prime is 63679117. The reversal of 63679113 is 31197636.

63679113 is a `hidden beast` number, since 636 + 7 + 9 + 1 + 13 = 666.

It is not a de Polignac number, because 63679113 - 2⁵ = 63679081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63679117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59431 + ... + 60492.

It is an arithmetic number, because the mean of its divisors is an integer number (7795060).

Almost surely, 2^63679113 is an apocalyptic number.

It is an amenable number.

63679113 is a deficient number, since it is larger than the sum of its proper divisors (29861607).

63679113 is a wasteful number, since it uses less digits than its factorization.

63679113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119988 (or 119985 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 63679113 is about 7979.9193604948. The cubic root of 63679113 is about 399.3303650147.

It can be divided in two parts, 636791 and 13, that added together give a square (636804 = 798²).

The spelling of 63679113 in words is "sixty-three million, six hundred seventy-nine thousand, one hundred thirteen".