117399375 has 60 divisors (see below), whose sum is σ = 220035816. Its totient is φ = 62532000.

The previous prime is 117399367. The next prime is 117399397. The reversal of 117399375 is 573993711.

It is not a de Polignac number, because 117399375 - 2³ = 117399367 is a prime.

It is a super-2 number, since 2×117399375² = 27565226500781250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 117399375.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 151489 + ... + 152261.

Almost surely, 2^117399375 is an apocalyptic number.

117399375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

117399375 is a deficient number, since it is larger than the sum of its proper divisors (102636441).

117399375 is an frugal number, since it uses more digits than its factorization.

117399375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808 (or 781 counting only the distinct ones).

The product of its digits is 178605, while the sum is 45.

The square root of 117399375 is about 10835.0992150511. The cubic root of 117399375 is about 489.6531976149.

It can be divided in two parts, 11739937 and 5, that multiplied together give a palindrome (58699685).

The spelling of 117399375 in words is "one hundred seventeen million, three hundred ninety-nine thousand, three hundred seventy-five".