1316124311 has 2 divisors, whose sum is σ = 1316124312. Its totient is φ = 1316124310.

The previous prime is 1316124287. The next prime is 1316124353. The reversal of 1316124311 is 1134216131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1316124311 - 2⁶ = 1316124247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1316124211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658062155 + 658062156.

It is an arithmetic number, because the mean of its divisors is an integer number (658062156).

Almost surely, 2^1316124311 is an apocalyptic number.

1316124311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316124311 is an equidigital number, since it uses as much as digits as its factorization.

1316124311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 23.

The square root of 1316124311 is about 36278.4276257944. The cubic root of 1316124311 is about 1095.8866517367.

The spelling of 1316124311 in words is "one billion, three hundred sixteen million, one hundred twenty-four thousand, three hundred eleven".