117357457 has 8 divisors (see below), whose sum is σ = 137394432. Its totient is φ = 98138400.

The previous prime is 117357419. The next prime is 117357463. The reversal of 117357457 is 754753711.

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

It is a cyclic number.

It is not a de Polignac number, because 117357457 - 2⁷ = 117357329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117357407) 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, 204169 + ... + 204742.

It is an arithmetic number, because the mean of its divisors is an integer number (17174304).

Almost surely, 2^117357457 is an apocalyptic number.

It is an amenable number.

117357457 is a deficient number, since it is larger than the sum of its proper divisors (20036975).

117357457 is an equidigital number, since it uses as much as digits as its factorization.

117357457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408959.

The product of its digits is 102900, while the sum is 40.

The square root of 117357457 is about 10833.1646807385. The cubic root of 117357457 is about 489.5949130170.

The spelling of 117357457 in words is "one hundred seventeen million, three hundred fifty-seven thousand, four hundred fifty-seven".