5165982013 has 2 divisors, whose sum is σ = 5165982014. Its totient is φ = 5165982012.

The previous prime is 5165982007. The next prime is 5165982043. The reversal of 5165982013 is 3102895615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4722163524 + 443818489 = 68718^2 + 21067^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5165982013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5165982043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2582991006 + 2582991007.

It is an arithmetic number, because the mean of its divisors is an integer number (2582991007).

Almost surely, 2^5165982013 is an apocalyptic number.

It is an amenable number.

5165982013 is a deficient number, since it is larger than the sum of its proper divisors (1).

5165982013 is an equidigital number, since it uses as much as digits as its factorization.

5165982013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 5165982013 is about 71874.7661770110. The cubic root of 5165982013 is about 1728.6920307250.

The spelling of 5165982013 in words is "five billion, one hundred sixty-five million, nine hundred eighty-two thousand, thirteen".