117163827 has 20 divisors (see below), whose sum is σ = 190935096. Its totient is φ = 71007840.

The previous prime is 117163819. The next prime is 117163841. The reversal of 117163827 is 728361711.

117163827 is a `hidden beast` number, since 1 + 17 + 1 + 638 + 2 + 7 = 666.

It is not a de Polignac number, because 117163827 - 2³ = 117163819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117163791 and 117163800.

It is not an unprimeable number, because it can be changed into a prime (117163027) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 64858 + ... + 66639.

Almost surely, 2^117163827 is an apocalyptic number.

117163827 is a deficient number, since it is larger than the sum of its proper divisors (73771269).

117163827 is a wasteful number, since it uses less digits than its factorization.

117163827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131520 (or 131511 counting only the distinct ones).

The product of its digits is 14112, while the sum is 36.

The square root of 117163827 is about 10824.2240830463. The cubic root of 117163827 is about 489.3255012251.

The spelling of 117163827 in words is "one hundred seventeen million, one hundred sixty-three thousand, eight hundred twenty-seven".