117077457 has 8 divisors (see below), whose sum is σ = 178403776. Its totient is φ = 66901392.

The previous prime is 117077431. The next prime is 117077479. The reversal of 117077457 is 754770711.

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 117077457 - 2⁸ = 117077201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117077407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2787538 + ... + 2787579.

It is an arithmetic number, because the mean of its divisors is an integer number (22300472).

Almost surely, 2^117077457 is an apocalyptic number.

It is an amenable number.

117077457 is a deficient number, since it is larger than the sum of its proper divisors (61326319).

117077457 is an equidigital number, since it uses as much as digits as its factorization.

117077457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5575127.

The product of its (nonzero) digits is 48020, while the sum is 39.

The square root of 117077457 is about 10820.2336850920. The cubic root of 117077457 is about 489.2052324984.

The spelling of 117077457 in words is "one hundred seventeen million, seventy-seven thousand, four hundred fifty-seven".