13907137 has 2 divisors, whose sum is σ = 13907138. Its totient is φ = 13907136.

The previous prime is 13907119. The next prime is 13907149. The reversal of 13907137 is 73170931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13830961 + 76176 = 3719^2 + 276^2 .

It is an emirp because it is prime and its reverse (73170931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13907137 - 2⁷ = 13907009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13907099 and 13907108.

It is not a weakly prime, because it can be changed into another prime (13907167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6953568 + 6953569.

It is an arithmetic number, because the mean of its divisors is an integer number (6953569).

Almost surely, 2^13907137 is an apocalyptic number.

It is an amenable number.

13907137 is a deficient number, since it is larger than the sum of its proper divisors (1).

13907137 is an equidigital number, since it uses as much as digits as its factorization.

13907137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3969, while the sum is 31.

The square root of 13907137 is about 3729.2273998779. The cubic root of 13907137 is about 240.4801556349.

The spelling of 13907137 in words is "thirteen million, nine hundred seven thousand, one hundred thirty-seven".