1313018339 has 2 divisors, whose sum is σ = 1313018340. Its totient is φ = 1313018338.

The previous prime is 1313018309. The next prime is 1313018383. The reversal of 1313018339 is 9338103131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1313018339 - 2¹² = 1313014243 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313018309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656509169 + 656509170.

It is an arithmetic number, because the mean of its divisors is an integer number (656509170).

Almost surely, 2^1313018339 is an apocalyptic number.

1313018339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313018339 is an equidigital number, since it uses as much as digits as its factorization.

1313018339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 1313018339 is about 36235.5949171529. The cubic root of 1313018339 is about 1095.0238977847.

The spelling of 1313018339 in words is "one billion, three hundred thirteen million, eighteen thousand, three hundred thirty-nine".