1304511513979 has 2 divisors, whose sum is σ = 1304511513980. Its totient is φ = 1304511513978.

The previous prime is 1304511513971. The next prime is 1304511514057. The reversal of 1304511513979 is 9793151154031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1304511513979 - 2³ = 1304511513971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1304511513971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652255756989 + 652255756990.

It is an arithmetic number, because the mean of its divisors is an integer number (652255756990).

Almost surely, 2^{1304511513979} is an apocalyptic number.

1304511513979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304511513979 is an equidigital number, since it uses as much as digits as its factorization.

1304511513979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 510300, while the sum is 49.

The spelling of 1304511513979 in words is "one trillion, three hundred four billion, five hundred eleven million, five hundred thirteen thousand, nine hundred seventy-nine".