1310022997 has 2 divisors, whose sum is σ = 1310022998. Its totient is φ = 1310022996.

The previous prime is 1310022977. The next prime is 1310023027. The reversal of 1310022997 is 7992200131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1170050436 + 139972561 = 34206^2 + 11831^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310022997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310022977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655011498 + 655011499.

It is an arithmetic number, because the mean of its divisors is an integer number (655011499).

Almost surely, 2^1310022997 is an apocalyptic number.

It is an amenable number.

1310022997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310022997 is an equidigital number, since it uses as much as digits as its factorization.

1310022997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 1310022997 is about 36194.2398317743. The cubic root of 1310022997 is about 1094.1905841132.

The spelling of 1310022997 in words is "one billion, three hundred ten million, twenty-two thousand, nine hundred ninety-seven".