13113233231149 has 2 divisors, whose sum is σ = 13113233231150. Its totient is φ = 13113233231148.

The previous prime is 13113233231123. The next prime is 13113233231167. The reversal of 13113233231149 is 94113233231131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9364169168649 + 3749064062500 = 3060093^2 + 1936250^2 .

It is a cyclic number.

It is not a de Polignac number, because 13113233231149 - 2²¹ = 13113231133997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13113233291149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556616615574 + 6556616615575.

It is an arithmetic number, because the mean of its divisors is an integer number (6556616615575).

Almost surely, 2^{13113233231149} is an apocalyptic number.

It is an amenable number.

13113233231149 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113233231149 is an equidigital number, since it uses as much as digits as its factorization.

13113233231149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The spelling of 13113233231149 in words is "thirteen trillion, one hundred thirteen billion, two hundred thirty-three million, two hundred thirty-one thousand, one hundred forty-nine".