13876931 has 2 divisors, whose sum is σ = 13876932. Its totient is φ = 13876930.

The previous prime is 13876921. The next prime is 13876939. The reversal of 13876931 is 13967831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13876931 - 2¹⁰ = 13875907 is a prime.

It is a super-2 number, since 2×13876931² = 385138427957522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13876939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6938465 + 6938466.

It is an arithmetic number, because the mean of its divisors is an integer number (6938466).

Almost surely, 2^13876931 is an apocalyptic number.

13876931 is a deficient number, since it is larger than the sum of its proper divisors (1).

13876931 is an equidigital number, since it uses as much as digits as its factorization.

13876931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 38.

The square root of 13876931 is about 3725.1752978887. The cubic root of 13876931 is about 240.3059235367.

The spelling of 13876931 in words is "thirteen million, eight hundred seventy-six thousand, nine hundred thirty-one".