117708725 has 6 divisors (see below), whose sum is σ = 145958850. Its totient is φ = 94166960.

The previous prime is 117708719. The next prime is 117708737. The reversal of 117708725 is 527807711.

It can be written as a sum of positive squares in 3 ways, for example, as 27857284 + 89851441 = 5278^2 + 9479^2 .

It is not a de Polignac number, because 117708725 - 2⁸ = 117708469 is a prime.

It is a super-2 number, since 2×117708725² = 27710687882251250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 2354150 + ... + 2354199.

It is an arithmetic number, because the mean of its divisors is an integer number (24326475).

Almost surely, 2^117708725 is an apocalyptic number.

It is an amenable number.

117708725 is a deficient number, since it is larger than the sum of its proper divisors (28250125).

117708725 is an equidigital number, since it uses as much as digits as its factorization.

117708725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4708359 (or 4708354 counting only the distinct ones).

The product of its (nonzero) digits is 27440, while the sum is 38.

The square root of 117708725 is about 10849.3651888025. The cubic root of 117708725 is about 490.0829028131.

The spelling of 117708725 in words is "one hundred seventeen million, seven hundred eight thousand, seven hundred twenty-five".