13540134037 has 2 divisors, whose sum is σ = 13540134038. Its totient is φ = 13540134036.

The previous prime is 13540134029. The next prime is 13540134059. The reversal of 13540134037 is 73043104531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7541011921 + 5999122116 = 86839^2 + 77454^2 .

It is a cyclic number.

It is not a de Polignac number, because 13540134037 - 2³ = 13540134029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13540134737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6770067018 + 6770067019.

It is an arithmetic number, because the mean of its divisors is an integer number (6770067019).

Almost surely, 2^13540134037 is an apocalyptic number.

It is an amenable number.

13540134037 is a deficient number, since it is larger than the sum of its proper divisors (1).

13540134037 is an equidigital number, since it uses as much as digits as its factorization.

13540134037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 31.

Adding to 13540134037 its reverse (73043104531), we get a palindrome (86583238568).

The spelling of 13540134037 in words is "thirteen billion, five hundred forty million, one hundred thirty-four thousand, thirty-seven".