13424365973 has 2 divisors, whose sum is σ = 13424365974. Its totient is φ = 13424365972.

The previous prime is 13424365961. The next prime is 13424366107. The reversal of 13424365973 is 37956342431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9096962884 + 4327403089 = 95378^2 + 65783^2 .

It is a cyclic number.

It is not a de Polignac number, because 13424365973 - 2³⁰ = 12350624149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13424365373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6712182986 + 6712182987.

It is an arithmetic number, because the mean of its divisors is an integer number (6712182987).

Almost surely, 2^13424365973 is an apocalyptic number.

It is an amenable number.

13424365973 is a deficient number, since it is larger than the sum of its proper divisors (1).

13424365973 is an equidigital number, since it uses as much as digits as its factorization.

13424365973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 47.

The spelling of 13424365973 in words is "thirteen billion, four hundred twenty-four million, three hundred sixty-five thousand, nine hundred seventy-three".