1031313036349 has 2 divisors, whose sum is σ = 1031313036350. Its totient is φ = 1031313036348.

The previous prime is 1031313036317. The next prime is 1031313036371. The reversal of 1031313036349 is 9436303131301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 584177419225 + 447135617124 = 764315^2 + 668682^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031313036349 - 2⁵ = 1031313036317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031313036379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515656518174 + 515656518175.

It is an arithmetic number, because the mean of its divisors is an integer number (515656518175).

Almost surely, 2^{1031313036349} is an apocalyptic number.

It is an amenable number.

1031313036349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031313036349 is an equidigital number, since it uses as much as digits as its factorization.

1031313036349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 37.

The spelling of 1031313036349 in words is "one trillion, thirty-one billion, three hundred thirteen million, thirty-six thousand, three hundred forty-nine".