13679723 has 2 divisors, whose sum is σ = 13679724. Its totient is φ = 13679722.

The previous prime is 13679707. The next prime is 13679737. The reversal of 13679723 is 32797631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13679723 - 2⁴ = 13679707 is a prime.

It is not a weakly prime, because it can be changed into another prime (13679023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6839861 + 6839862.

It is an arithmetic number, because the mean of its divisors is an integer number (6839862).

Almost surely, 2^13679723 is an apocalyptic number.

13679723 is a deficient number, since it is larger than the sum of its proper divisors (1).

13679723 is an equidigital number, since it uses as much as digits as its factorization.

13679723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628, while the sum is 38.

The square root of 13679723 is about 3698.6109554804. The cubic root of 13679723 is about 239.1621420364.

The spelling of 13679723 in words is "thirteen million, six hundred seventy-nine thousand, seven hundred twenty-three".