13117910 has 16 divisors (see below), whose sum is σ = 25428816. Its totient is φ = 4843488.

The previous prime is 13117891. The next prime is 13117919. The reversal of 13117910 is 1971131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13117919) 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 7 ways as a sum of consecutive naturals, for example, 50324 + ... + 50583.

It is an arithmetic number, because the mean of its divisors is an integer number (1589301).

Almost surely, 2^13117910 is an apocalyptic number.

13117910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13117910 is a deficient number, since it is larger than the sum of its proper divisors (12310906).

13117910 is a wasteful number, since it uses less digits than its factorization.

13117910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100927.

The product of its (nonzero) digits is 189, while the sum is 23.

The square root of 13117910 is about 3621.8655414027. The cubic root of 13117910 is about 235.8422171428.

The spelling of 13117910 in words is "thirteen million, one hundred seventeen thousand, nine hundred ten".