13274137 has 2 divisors, whose sum is σ = 13274138. Its totient is φ = 13274136.

The previous prime is 13274111. The next prime is 13274153. The reversal of 13274137 is 73147231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11095561 + 2178576 = 3331^2 + 1476^2 .

It is a cyclic number.

It is not a de Polignac number, because 13274137 - 2¹⁵ = 13241369 is a prime.

It is not a weakly prime, because it can be changed into another prime (13277137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6637068 + 6637069.

It is an arithmetic number, because the mean of its divisors is an integer number (6637069).

Almost surely, 2^13274137 is an apocalyptic number.

13274137 is the 2104-th hex number.

It is an amenable number.

13274137 is a deficient number, since it is larger than the sum of its proper divisors (1).

13274137 is an equidigital number, since it uses as much as digits as its factorization.

13274137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 28.

The square root of 13274137 is about 3643.3689080300. The cubic root of 13274137 is about 236.7747746082.

The spelling of 13274137 in words is "thirteen million, two hundred seventy-four thousand, one hundred thirty-seven".