117452757 has 8 divisors (see below), whose sum is σ = 156659776. Its totient is φ = 78273792.

The previous prime is 117452749. The next prime is 117452759. The reversal of 117452757 is 757254711.

It is a happy number.

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

It is not a de Polignac number, because 117452757 - 2³ = 117452749 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 (117452759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6453 + ... + 16629.

It is an arithmetic number, because the mean of its divisors is an integer number (19582472).

Almost surely, 2^117452757 is an apocalyptic number.

It is an amenable number.

117452757 is a deficient number, since it is larger than the sum of its proper divisors (39207019).

117452757 is a wasteful number, since it uses less digits than its factorization.

117452757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14027.

The product of its digits is 68600, while the sum is 39.

The square root of 117452757 is about 10837.5623181599. The cubic root of 117452757 is about 489.7274021730.

The spelling of 117452757 in words is "one hundred seventeen million, four hundred fifty-two thousand, seven hundred fifty-seven".