117307427157 has 12 divisors (see below), whose sum is σ = 169797813120. Its totient is φ = 78041681448.

The previous prime is 117307427141. The next prime is 117307427173. The reversal of 117307427157 is 751724703711.

117307427157 is a `hidden beast` number, since 1 + 1 + 73 + 0 + 7 + 427 + 157 = 666.

It is an interprime number because it is at equal distance from previous prime (117307427141) and next prime (117307427173).

It is not a de Polignac number, because 117307427157 - 2⁴ = 117307427141 is a prime.

It is a super-2 number, since 2×117307427157² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117307427177) 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, 13601283 + ... + 13609904.

It is an arithmetic number, because the mean of its divisors is an integer number (14149817760).

Almost surely, 2^117307427157 is an apocalyptic number.

It is an amenable number.

117307427157 is a deficient number, since it is larger than the sum of its proper divisors (52490385963).

117307427157 is a wasteful number, since it uses less digits than its factorization.

117307427157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27211672 (or 27211669 counting only the distinct ones).

The product of its (nonzero) digits is 288120, while the sum is 45.

The spelling of 117307427157 in words is "one hundred seventeen billion, three hundred seven million, four hundred twenty-seven thousand, one hundred fifty-seven".