1310224312997 has 2 divisors, whose sum is σ = 1310224312998. Its totient is φ = 1310224312996.

The previous prime is 1310224312993. The next prime is 1310224313059. The reversal of 1310224312997 is 7992134220131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1224477246721 + 85747066276 = 1106561^2 + 292826^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310224312997 - 2² = 1310224312993 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310224312993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655112156498 + 655112156499.

It is an arithmetic number, because the mean of its divisors is an integer number (655112156499).

Almost surely, 2^{1310224312997} is an apocalyptic number.

It is an amenable number.

1310224312997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310224312997 is an equidigital number, since it uses as much as digits as its factorization.

1310224312997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 1310224312997 in words is "one trillion, three hundred ten billion, two hundred twenty-four million, three hundred twelve thousand, nine hundred ninety-seven".