13373311493 has 2 divisors, whose sum is σ = 13373311494. Its totient is φ = 13373311492.

The previous prime is 13373311463. The next prime is 13373311507. The reversal of 13373311493 is 39411337331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8855186404 + 4518125089 = 94102^2 + 67217^2 .

It is an emirp because it is prime and its reverse (39411337331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13373311493 - 2²⁴ = 13356534277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13373311463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6686655746 + 6686655747.

It is an arithmetic number, because the mean of its divisors is an integer number (6686655747).

Almost surely, 2^13373311493 is an apocalyptic number.

It is an amenable number.

13373311493 is a deficient number, since it is larger than the sum of its proper divisors (1).

13373311493 is an equidigital number, since it uses as much as digits as its factorization.

13373311493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 38.

The spelling of 13373311493 in words is "thirteen billion, three hundred seventy-three million, three hundred eleven thousand, four hundred ninety-three".