13116278 has 16 divisors (see below), whose sum is σ = 23093664. Its totient is φ = 5469120.

The previous prime is 13116277. The next prime is 13116293. The reversal of 13116278 is 87261131.

It is a self number, because there is not a number n which added to its sum of digits gives 13116278.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13116277) 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, 12143 + ... + 13178.

It is an arithmetic number, because the mean of its divisors is an integer number (1443354).

Almost surely, 2^13116278 is an apocalyptic number.

13116278 is a deficient number, since it is larger than the sum of its proper divisors (9977386).

13116278 is a wasteful number, since it uses less digits than its factorization.

13116278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25367.

The product of its digits is 2016, while the sum is 29.

The square root of 13116278 is about 3621.6402361361. The cubic root of 13116278 is about 235.8324363556.

The spelling of 13116278 in words is "thirteen million, one hundred sixteen thousand, two hundred seventy-eight".