117643475 has 12 divisors (see below), whose sum is σ = 146624544. Its totient is φ = 93633120.

The previous prime is 117643469. The next prime is 117643507. The reversal of 117643475 is 574346711.

It is not a de Polignac number, because 117643475 - 2⁸ = 117643219 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7019 + ... + 16868.

It is an arithmetic number, because the mean of its divisors is an integer number (12218712).

Almost surely, 2^117643475 is an apocalyptic number.

117643475 is a deficient number, since it is larger than the sum of its proper divisors (28981069).

117643475 is a wasteful number, since it uses less digits than its factorization.

117643475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24094 (or 24089 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The square root of 117643475 is about 10846.3576835729. The cubic root of 117643475 is about 489.9923294648.

The spelling of 117643475 in words is "one hundred seventeen million, six hundred forty-three thousand, four hundred seventy-five".