13099031423 has 2 divisors, whose sum is σ = 13099031424. Its totient is φ = 13099031422.

The previous prime is 13099031383. The next prime is 13099031447. The reversal of 13099031423 is 32413099031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13099031423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13099031453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6549515711 + 6549515712.

It is an arithmetic number, because the mean of its divisors is an integer number (6549515712).

Almost surely, 2^13099031423 is an apocalyptic number.

13099031423 is a deficient number, since it is larger than the sum of its proper divisors (1).

13099031423 is an equidigital number, since it uses as much as digits as its factorization.

13099031423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 35.

The spelling of 13099031423 in words is "thirteen billion, ninety-nine million, thirty-one thousand, four hundred twenty-three".