117387525 has 12 divisors (see below), whose sum is σ = 194080832. Its totient is φ = 62606640.

The previous prime is 117387509. The next prime is 117387559. The reversal of 117387525 is 525783711.

It is not a de Polignac number, because 117387525 - 2⁴ = 117387509 is a prime.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 782509 + ... + 782658.

Almost surely, 2^117387525 is an apocalyptic number.

117387525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117387525 is a deficient number, since it is larger than the sum of its proper divisors (76693307).

117387525 is a wasteful number, since it uses less digits than its factorization.

117387525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565180 (or 1565175 counting only the distinct ones).

The product of its digits is 58800, while the sum is 39.

The square root of 117387525 is about 10834.5523673108. The cubic root of 117387525 is about 489.6367222699.

The spelling of 117387525 in words is "one hundred seventeen million, three hundred eighty-seven thousand, five hundred twenty-five".