117555775 has 12 divisors (see below), whose sum is σ = 146822200. Its totient is φ = 93365280.

The previous prime is 117555761. The next prime is 117555811. The reversal of 117555775 is 577555711.

It is not a de Polignac number, because 117555775 - 2⁵ = 117555743 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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 11 ways as a sum of consecutive naturals, for example, 13440 + ... + 20389.

Almost surely, 2^117555775 is an apocalyptic number.

117555775 is a deficient number, since it is larger than the sum of its proper divisors (29266425).

117555775 is a wasteful number, since it uses less digits than its factorization.

117555775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33978 (or 33973 counting only the distinct ones).

The product of its digits is 214375, while the sum is 43.

The square root of 117555775 is about 10842.3140980143. The cubic root of 117555775 is about 489.8705405600.

The spelling of 117555775 in words is "one hundred seventeen million, five hundred fifty-five thousand, seven hundred seventy-five".