117179587 has 16 divisors (see below), whose sum is σ = 135503872. Its totient is φ = 99260640.

The previous prime is 117179567. The next prime is 117179603. The reversal of 117179587 is 785971711.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 117179587 - 2¹¹ = 117177539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117179537) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 422893 + ... + 423169.

It is an arithmetic number, because the mean of its divisors is an integer number (8468992).

Almost surely, 2^117179587 is an apocalyptic number.

117179587 is a deficient number, since it is larger than the sum of its proper divisors (18324285).

117179587 is a wasteful number, since it uses less digits than its factorization.

117179587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778.

The product of its digits is 123480, while the sum is 46.

The square root of 117179587 is about 10824.9520553211. The cubic root of 117179587 is about 489.3474403746.

The spelling of 117179587 in words is "one hundred seventeen million, one hundred seventy-nine thousand, five hundred eighty-seven".