13207230137 has 2 divisors, whose sum is σ = 13207230138. Its totient is φ = 13207230136.

The previous prime is 13207230107. The next prime is 13207230187. The reversal of 13207230137 is 73103270231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7716568336 + 5490661801 = 87844^2 + 74099^2 .

It is a cyclic number.

It is not a de Polignac number, because 13207230137 - 2⁸ = 13207229881 is a prime.

It is not a weakly prime, because it can be changed into another prime (13207230107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6603615068 + 6603615069.

It is an arithmetic number, because the mean of its divisors is an integer number (6603615069).

Almost surely, 2^13207230137 is an apocalyptic number.

It is an amenable number.

13207230137 is a deficient number, since it is larger than the sum of its proper divisors (1).

13207230137 is an equidigital number, since it uses as much as digits as its factorization.

13207230137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 29.

The spelling of 13207230137 in words is "thirteen billion, two hundred seven million, two hundred thirty thousand, one hundred thirty-seven".