1312004579 has 2 divisors, whose sum is σ = 1312004580. Its totient is φ = 1312004578.

The previous prime is 1312004521. The next prime is 1312004581. The reversal of 1312004579 is 9754002131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1312004579 - 2¹⁶ = 1311939043 is a prime.

Together with 1312004581, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1312004509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656002289 + 656002290.

It is an arithmetic number, because the mean of its divisors is an integer number (656002290).

Almost surely, 2^1312004579 is an apocalyptic number.

1312004579 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312004579 is an equidigital number, since it uses as much as digits as its factorization.

1312004579 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 1312004579 is about 36221.6037607393. The cubic root of 1312004579 is about 1094.7420085400.

The spelling of 1312004579 in words is "one billion, three hundred twelve million, four thousand, five hundred seventy-nine".