1302310321373 has 2 divisors, whose sum is σ = 1302310321374. Its totient is φ = 1302310321372.

The previous prime is 1302310321339. The next prime is 1302310321549. The reversal of 1302310321373 is 3731230132031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1259687480164 + 42622841209 = 1122358^2 + 206453^2 .

It is a cyclic number.

It is not a de Polignac number, because 1302310321373 - 2¹⁸ = 1302310059229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1302310321303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651155160686 + 651155160687.

It is an arithmetic number, because the mean of its divisors is an integer number (651155160687).

Almost surely, 2^{1302310321373} is an apocalyptic number.

It is an amenable number.

1302310321373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302310321373 is an equidigital number, since it uses as much as digits as its factorization.

1302310321373 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 29.

The spelling of 1302310321373 in words is "one trillion, three hundred two billion, three hundred ten million, three hundred twenty-one thousand, three hundred seventy-three".