117775125 has 48 divisors (see below), whose sum is σ = 228669168. Its totient is φ = 57974400.

The previous prime is 117775121. The next prime is 117775139. The reversal of 117775125 is 521577711.

It can be written as a sum of positive squares in 8 ways, for example, as 43797924 + 73977201 = 6618^2 + 8601^2 .

It is not a de Polignac number, because 117775125 - 2² = 117775121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117775125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117775121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10599 + ... + 18651.

It is an arithmetic number, because the mean of its divisors is an integer number (4763941).

Almost surely, 2^117775125 is an apocalyptic number.

117775125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117775125 is a deficient number, since it is larger than the sum of its proper divisors (110894043).

117775125 is a wasteful number, since it uses less digits than its factorization.

117775125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8087 (or 8074 counting only the distinct ones).

The product of its digits is 17150, while the sum is 36.

The square root of 117775125 is about 10852.4248442456. The cubic root of 117775125 is about 490.1750381178.

The spelling of 117775125 in words is "one hundred seventeen million, seven hundred seventy-five thousand, one hundred twenty-five".