31253274088349 has 2 divisors, whose sum is σ = 31253274088350. Its totient is φ = 31253274088348.

The previous prime is 31253274088313. The next prime is 31253274088423. The reversal of 31253274088349 is 94388047235213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25584446423449 + 5668827664900 = 5058107^2 + 2380930^2 .

It is a cyclic number.

It is not a de Polignac number, because 31253274088349 - 2¹⁶ = 31253274022813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31253274081349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15626637044174 + 15626637044175.

It is an arithmetic number, because the mean of its divisors is an integer number (15626637044175).

Almost surely, 2^{31253274088349} is an apocalyptic number.

It is an amenable number.

31253274088349 is a deficient number, since it is larger than the sum of its proper divisors (1).

31253274088349 is an equidigital number, since it uses as much as digits as its factorization.

31253274088349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34836480, while the sum is 59.

The spelling of 31253274088349 in words is "thirty-one trillion, two hundred fifty-three billion, two hundred seventy-four million, eighty-eight thousand, three hundred forty-nine".