7153972042013 has 2 divisors, whose sum is σ = 7153972042014. Its totient is φ = 7153972042012.

The previous prime is 7153972041989. The next prime is 7153972042079. The reversal of 7153972042013 is 3102402793517.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4512170410969 + 2641801631044 = 2124187^2 + 1625362^2 .

It is a cyclic number.

It is not a de Polignac number, because 7153972042013 - 2²⁰ = 7153970993437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7153972042313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3576986021006 + 3576986021007.

It is an arithmetic number, because the mean of its divisors is an integer number (3576986021007).

Almost surely, 2^{7153972042013} is an apocalyptic number.

It is an amenable number.

7153972042013 is a deficient number, since it is larger than the sum of its proper divisors (1).

7153972042013 is an equidigital number, since it uses as much as digits as its factorization.

7153972042013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 7153972042013 in words is "seven trillion, one hundred fifty-three billion, nine hundred seventy-two million, forty-two thousand, thirteen".