13653967 has 2 divisors, whose sum is σ = 13653968. Its totient is φ = 13653966.

The previous prime is 13653929. The next prime is 13653977. The reversal of 13653967 is 76935631.

13653967 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13653967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13653917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6826983 + 6826984.

It is an arithmetic number, because the mean of its divisors is an integer number (6826984).

Almost surely, 2^13653967 is an apocalyptic number.

13653967 is a deficient number, since it is larger than the sum of its proper divisors (1).

13653967 is an equidigital number, since it uses as much as digits as its factorization.

13653967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 40.

The square root of 13653967 is about 3695.1274673548. The cubic root of 13653967 is about 239.0119506404.

The spelling of 13653967 in words is "thirteen million, six hundred fifty-three thousand, nine hundred sixty-seven".