117589957 has 8 divisors (see below), whose sum is σ = 119064600. Its totient is φ = 116121600.

The previous prime is 117589943. The next prime is 117589973. The reversal of 117589957 is 759985711.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 59814756 + 57775201 = 7734^2 + 7601^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117589957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117539957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44053 + ... + 46645.

It is an arithmetic number, because the mean of its divisors is an integer number (14883075).

Almost surely, 2^117589957 is an apocalyptic number.

It is an amenable number.

117589957 is a deficient number, since it is larger than the sum of its proper divisors (1474643).

117589957 is a wasteful number, since it uses less digits than its factorization.

117589957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143.

The product of its digits is 793800, while the sum is 52.

The square root of 117589957 is about 10843.8903074496. The cubic root of 117589957 is about 489.9180162713.

The spelling of 117589957 in words is "one hundred seventeen million, five hundred eighty-nine thousand, nine hundred fifty-seven".