1312300321963 has 2 divisors, whose sum is σ = 1312300321964. Its totient is φ = 1312300321962.

The previous prime is 1312300321933. The next prime is 1312300321991. The reversal of 1312300321963 is 3691230032131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1312300321963 is a prime.

It is not a weakly prime, because it can be changed into another prime (1312300321933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656150160981 + 656150160982.

It is an arithmetic number, because the mean of its divisors is an integer number (656150160982).

Almost surely, 2^{1312300321963} is an apocalyptic number.

1312300321963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312300321963 is an equidigital number, since it uses as much as digits as its factorization.

1312300321963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 34.

The spelling of 1312300321963 in words is "one trillion, three hundred twelve billion, three hundred million, three hundred twenty-one thousand, nine hundred sixty-three".