3157371376513 has 2 divisors, whose sum is σ = 3157371376514. Its totient is φ = 3157371376512.

The previous prime is 3157371376451. The next prime is 3157371376519. The reversal of 3157371376513 is 3156731737513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2717196185664 + 440175190849 = 1648392^2 + 663457^2 .

It is a cyclic number.

It is not a de Polignac number, because 3157371376513 - 2²⁵ = 3157337822081 is a prime.

It is not a weakly prime, because it can be changed into another prime (3157371376519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1578685688256 + 1578685688257.

It is an arithmetic number, because the mean of its divisors is an integer number (1578685688257).

Almost surely, 2^{3157371376513} is an apocalyptic number.

It is an amenable number.

3157371376513 is a deficient number, since it is larger than the sum of its proper divisors (1).

3157371376513 is an equidigital number, since it uses as much as digits as its factorization.

3157371376513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4167450, while the sum is 52.

The spelling of 3157371376513 in words is "three trillion, one hundred fifty-seven billion, three hundred seventy-one million, three hundred seventy-six thousand, five hundred thirteen".