13907513149 has 2 divisors, whose sum is σ = 13907513150. Its totient is φ = 13907513148.

The previous prime is 13907513143. The next prime is 13907513171. The reversal of 13907513149 is 94131570931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11746657924 + 2160855225 = 108382^2 + 46485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13907513149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13907513143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6953756574 + 6953756575.

It is an arithmetic number, because the mean of its divisors is an integer number (6953756575).

Almost surely, 2^13907513149 is an apocalyptic number.

It is an amenable number.

13907513149 is a deficient number, since it is larger than the sum of its proper divisors (1).

13907513149 is an equidigital number, since it uses as much as digits as its factorization.

13907513149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 43.

The spelling of 13907513149 in words is "thirteen billion, nine hundred seven million, five hundred thirteen thousand, one hundred forty-nine".