13130121149 has 2 divisors, whose sum is σ = 13130121150. Its totient is φ = 13130121148.

The previous prime is 13130121131. The next prime is 13130121203. The reversal of 13130121149 is 94112103131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11149248100 + 1980873049 = 105590^2 + 44507^2 .

It is a cyclic number.

It is not a de Polignac number, because 13130121149 - 2²⁰ = 13129072573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13130141149) 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, 6565060574 + 6565060575.

It is an arithmetic number, because the mean of its divisors is an integer number (6565060575).

Almost surely, 2^13130121149 is an apocalyptic number.

It is an amenable number.

13130121149 is a deficient number, since it is larger than the sum of its proper divisors (1).

13130121149 is an equidigital number, since it uses as much as digits as its factorization.

13130121149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 13130121149 in words is "thirteen billion, one hundred thirty million, one hundred twenty-one thousand, one hundred forty-nine".