13051679 has 2 divisors, whose sum is σ = 13051680. Its totient is φ = 13051678.

The previous prime is 13051657. The next prime is 13051681. The reversal of 13051679 is 97615031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13051679 is a prime.

Together with 13051681, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13051979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6525839 + 6525840.

It is an arithmetic number, because the mean of its divisors is an integer number (6525840).

Almost surely, 2^13051679 is an apocalyptic number.

13051679 is a deficient number, since it is larger than the sum of its proper divisors (1).

13051679 is an equidigital number, since it uses as much as digits as its factorization.

13051679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 13051679 is about 3612.7107550979. The cubic root of 13051679 is about 235.4446327738. Note that the first 3 decimals are identical.

The spelling of 13051679 in words is "thirteen million, fifty-one thousand, six hundred seventy-nine".