3140431031317 has 2 divisors, whose sum is σ = 3140431031318. Its totient is φ = 3140431031316.

The previous prime is 3140431031281. The next prime is 3140431031399. The reversal of 3140431031317 is 7131301340413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2623852468561 + 516578562756 = 1619831^2 + 718734^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3140431031317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3140431031917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570215515658 + 1570215515659.

It is an arithmetic number, because the mean of its divisors is an integer number (1570215515659).

Almost surely, 2^{3140431031317} is an apocalyptic number.

It is an amenable number.

3140431031317 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140431031317 is an equidigital number, since it uses as much as digits as its factorization.

3140431031317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 31.

The spelling of 3140431031317 in words is "three trillion, one hundred forty billion, four hundred thirty-one million, thirty-one thousand, three hundred seventeen".