117456277 has 4 divisors (see below), whose sum is σ = 118159776. Its totient is φ = 116752780.

The previous prime is 117456217. The next prime is 117456289. The reversal of 117456277 is 772654711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 772654711 = 983 ⋅786017.

It is a cyclic number.

It is not a de Polignac number, because 117456277 - 2²³ = 109067669 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 (117456217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351499 + ... + 351832.

It is an arithmetic number, because the mean of its divisors is an integer number (29539944).

Almost surely, 2^117456277 is an apocalyptic number.

It is an amenable number.

117456277 is a deficient number, since it is larger than the sum of its proper divisors (703499).

117456277 is an equidigital number, since it uses as much as digits as its factorization.

117456277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703498.

The product of its digits is 82320, while the sum is 40.

The square root of 117456277 is about 10837.7247150866. The cubic root of 117456277 is about 489.7322944187.

The spelling of 117456277 in words is "one hundred seventeen million, four hundred fifty-six thousand, two hundred seventy-seven".