3157317751009 has 2 divisors, whose sum is σ = 3157317751010. Its totient is φ = 3157317751008.

The previous prime is 3157317750967. The next prime is 3157317751087. The reversal of 3157317751009 is 9001577137513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2068419240000 + 1088898511009 = 1438200^2 + 1043503^2 .

It is a cyclic number.

It is not a de Polignac number, because 3157317751009 - 2¹⁵ = 3157317718241 is a prime.

It is not a weakly prime, because it can be changed into another prime (3157317751099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1578658875504 + 1578658875505.

It is an arithmetic number, because the mean of its divisors is an integer number (1578658875505).

Almost surely, 2^{3157317751009} is an apocalyptic number.

It is an amenable number.

3157317751009 is a deficient number, since it is larger than the sum of its proper divisors (1).

3157317751009 is an equidigital number, since it uses as much as digits as its factorization.

3157317751009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 694575, while the sum is 49.

The spelling of 3157317751009 in words is "three trillion, one hundred fifty-seven billion, three hundred seventeen million, seven hundred fifty-one thousand, nine".