117131752 has 16 divisors (see below), whose sum is σ = 224979300. Its totient is φ = 57137280.

The previous prime is 117131747. The next prime is 117131761. The reversal of 117131752 is 257131711.

It can be written as a sum of positive squares in 2 ways, for example, as 116079076 + 1052676 = 10774^2 + 1026^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 117131752.

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, 178227 + ... + 178882.

Almost surely, 2^117131752 is an apocalyptic number.

It is an amenable number.

117131752 is a deficient number, since it is larger than the sum of its proper divisors (107847548).

117131752 is a wasteful number, since it uses less digits than its factorization.

117131752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357156 (or 357152 counting only the distinct ones).

The product of its digits is 1470, while the sum is 28.

The square root of 117131752 is about 10822.7423511788. The cubic root of 117131752 is about 489.2808442454.

It can be divided in two parts, 1171 and 31752, that added together give a palindrome (32923).

The spelling of 117131752 in words is "one hundred seventeen million, one hundred thirty-one thousand, seven hundred fifty-two".