117587013 has 16 divisors (see below), whose sum is σ = 160870080. Its totient is φ = 76374144.

The previous prime is 117586993. The next prime is 117587027. The reversal of 117587013 is 310785711.

It is not a de Polignac number, because 117587013 - 2⁵ = 117586981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117580013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14943 + ... + 21411.

It is an arithmetic number, because the mean of its divisors is an integer number (10054380).

Almost surely, 2^117587013 is an apocalyptic number.

It is an amenable number.

117587013 is a deficient number, since it is larger than the sum of its proper divisors (43283067).

117587013 is an equidigital number, since it uses as much as digits as its factorization.

117587013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6628.

The product of its (nonzero) digits is 5880, while the sum is 33.

The square root of 117587013 is about 10843.7545619587. The cubic root of 117587013 is about 489.9139276832.

It can be divided in two parts, 1175 and 87013, that added together give a palindrome (88188).

The spelling of 117587013 in words is "one hundred seventeen million, five hundred eighty-seven thousand, thirteen".