117946275 has 12 divisors (see below), whose sum is σ = 195004632. Its totient is φ = 62904640.

The previous prime is 117946273. The next prime is 117946307. The reversal of 117946275 is 572649711.

It is a happy number.

It is not a de Polignac number, because 117946275 - 2¹ = 117946273 is a prime.

It is a super-2 number, since 2×117946275² = 27822647572751250, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (117946273) 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, 786234 + ... + 786383.

It is an arithmetic number, because the mean of its divisors is an integer number (16250386).

Almost surely, 2^117946275 is an apocalyptic number.

117946275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

117946275 is a deficient number, since it is larger than the sum of its proper divisors (77058357).

117946275 is a wasteful number, since it uses less digits than its factorization.

117946275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572630 (or 1572625 counting only the distinct ones).

The product of its digits is 105840, while the sum is 42.

The square root of 117946275 is about 10860.3073160938. The cubic root of 117946275 is about 490.4123628578.

The spelling of 117946275 in words is "one hundred seventeen million, nine hundred forty-six thousand, two hundred seventy-five".