997302000313 has 2 divisors, whose sum is σ = 997302000314. Its totient is φ = 997302000312.

The previous prime is 997302000311. The next prime is 997302000413. The reversal of 997302000313 is 313000203799.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 861020679744 + 136281320569 = 927912^2 + 369163^2 .

It is a cyclic number.

It is not a de Polignac number, because 997302000313 - 2¹ = 997302000311 is a prime.

It is a super-2 number, since 2×997302000313² (a number of 25 digits) contains 22 as substring.

Together with 997302000311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (997302000311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498651000156 + 498651000157.

It is an arithmetic number, because the mean of its divisors is an integer number (498651000157).

Almost surely, 2^997302000313 is an apocalyptic number.

It is an amenable number.

997302000313 is a deficient number, since it is larger than the sum of its proper divisors (1).

997302000313 is an equidigital number, since it uses as much as digits as its factorization.

997302000313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 37.

The spelling of 997302000313 in words is "nine hundred ninety-seven billion, three hundred two million, three hundred thirteen", and thus it is an aban number.