1316947967 has 2 divisors, whose sum is σ = 1316947968. Its totient is φ = 1316947966.

The previous prime is 1316947937. The next prime is 1316947987. The reversal of 1316947967 is 7697496131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1316947967 - 2⁶ = 1316947903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1316947937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658473983 + 658473984.

It is an arithmetic number, because the mean of its divisors is an integer number (658473984).

Almost surely, 2^1316947967 is an apocalyptic number.

1316947967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316947967 is an equidigital number, since it uses as much as digits as its factorization.

1316947967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1714608, while the sum is 53.

The square root of 1316947967 is about 36289.7777204546. Note that the first 4 decimals coincide. The cubic root of 1316947967 is about 1096.1152130711.

The spelling of 1316947967 in words is "one billion, three hundred sixteen million, nine hundred forty-seven thousand, nine hundred sixty-seven".