1311310207 has 2 divisors, whose sum is σ = 1311310208. Its totient is φ = 1311310206.

The previous prime is 1311310183. The next prime is 1311310211. The reversal of 1311310207 is 7020131131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1311310207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1311310237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655655103 + 655655104.

It is an arithmetic number, because the mean of its divisors is an integer number (655655104).

Almost surely, 2^1311310207 is an apocalyptic number.

1311310207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311310207 is an equidigital number, since it uses as much as digits as its factorization.

1311310207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 1311310207 is about 36212.0174389663. The cubic root of 1311310207 is about 1094.5488455097.

Adding to 1311310207 its reverse (7020131131), we get a palindrome (8331441338).

The spelling of 1311310207 in words is "one billion, three hundred eleven million, three hundred ten thousand, two hundred seven".