3138937192057 has 2 divisors, whose sum is σ = 3138937192058. Its totient is φ = 3138937192056.

The previous prime is 3138937192031. The next prime is 3138937192129. The reversal of 3138937192057 is 7502917398313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2063161649641 + 1075775542416 = 1436371^2 + 1037196^2 .

It is a cyclic number.

It is not a de Polignac number, because 3138937192057 - 2¹⁵ = 3138937159289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3138937191992 and 3138937192010.

It is not a weakly prime, because it can be changed into another prime (3138937192357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1569468596028 + 1569468596029.

It is an arithmetic number, because the mean of its divisors is an integer number (1569468596029).

Almost surely, 2^{3138937192057} is an apocalyptic number.

It is an amenable number.

3138937192057 is a deficient number, since it is larger than the sum of its proper divisors (1).

3138937192057 is an equidigital number, since it uses as much as digits as its factorization.

3138937192057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8573040, while the sum is 58.

The spelling of 3138937192057 in words is "three trillion, one hundred thirty-eight billion, nine hundred thirty-seven million, one hundred ninety-two thousand, fifty-seven".