13166137 has 2 divisors, whose sum is σ = 13166138. Its totient is φ = 13166136.

The previous prime is 13166129. The next prime is 13166147. The reversal of 13166137 is 73166131.

13166137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13133376 + 32761 = 3624^2 + 181^2 .

It is a cyclic number.

It is not a de Polignac number, because 13166137 - 2³ = 13166129 is a prime.

It is not a weakly prime, because it can be changed into another prime (13166147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6583068 + 6583069.

It is an arithmetic number, because the mean of its divisors is an integer number (6583069).

Almost surely, 2^13166137 is an apocalyptic number.

It is an amenable number.

13166137 is a deficient number, since it is larger than the sum of its proper divisors (1).

13166137 is an equidigital number, since it uses as much as digits as its factorization.

13166137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 28.

The square root of 13166137 is about 3628.5171902583. The cubic root of 13166137 is about 236.1308823469.

The spelling of 13166137 in words is "thirteen million, one hundred sixty-six thousand, one hundred thirty-seven".