117765975 has 24 divisors (see below), whose sum is σ = 195023232. Its totient is φ = 62706400.

The previous prime is 117765959. The next prime is 117765983. The reversal of 117765975 is 579567711.

It is not a de Polignac number, because 117765975 - 2⁴ = 117765959 is a prime.

It is a super-3 number, since 3×117765975³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76564 + ... + 78086.

It is an arithmetic number, because the mean of its divisors is an integer number (8125968).

Almost surely, 2^117765975 is an apocalyptic number.

117765975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

117765975 is a deficient number, since it is larger than the sum of its proper divisors (77257257).

117765975 is a wasteful number, since it uses less digits than its factorization.

117765975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2567 (or 2562 counting only the distinct ones).

The product of its digits is 463050, while the sum is 48.

The square root of 117765975 is about 10852.0032712859. The cubic root of 117765975 is about 490.1623438194.

The spelling of 117765975 in words is "one hundred seventeen million, seven hundred sixty-five thousand, nine hundred seventy-five".