117147232 has 24 divisors (see below), whose sum is σ = 231816816. Its totient is φ = 58273152.

The previous prime is 117147223. The next prime is 117147241. The reversal of 117147232 is 232741711.

It is an interprime number because it is at equal distance from previous prime (117147223) and next prime (117147241).

It is a self number, because there is not a number n which added to its sum of digits gives 117147232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2988 + ... + 15595.

It is an arithmetic number, because the mean of its divisors is an integer number (9659034).

Almost surely, 2^117147232 is an apocalyptic number.

It is an amenable number.

117147232 is a deficient number, since it is larger than the sum of its proper divisors (114669584).

117147232 is a wasteful number, since it uses less digits than its factorization.

117147232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18790 (or 18782 counting only the distinct ones).

The product of its digits is 2352, while the sum is 28.

The square root of 117147232 is about 10823.4574882521. The cubic root of 117147232 is about 489.3023975638.

Adding to 117147232 its reverse (232741711), we get a palindrome (349888943).

The spelling of 117147232 in words is "one hundred seventeen million, one hundred forty-seven thousand, two hundred thirty-two".