1312364539 has 2 divisors, whose sum is σ = 1312364540. Its totient is φ = 1312364538.

The previous prime is 1312364513. The next prime is 1312364549. The reversal of 1312364539 is 9354632131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1312364539 - 2⁷ = 1312364411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1312364498 and 1312364507.

It is not a weakly prime, because it can be changed into another prime (1312364549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656182269 + 656182270.

It is an arithmetic number, because the mean of its divisors is an integer number (656182270).

Almost surely, 2^1312364539 is an apocalyptic number.

1312364539 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312364539 is an equidigital number, since it uses as much as digits as its factorization.

1312364539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 37.

The square root of 1312364539 is about 36226.5722778184. The cubic root of 1312364539 is about 1094.8421167527.

The spelling of 1312364539 in words is "one billion, three hundred twelve million, three hundred sixty-four thousand, five hundred thirty-nine".