1312847467 has 2 divisors, whose sum is σ = 1312847468. Its totient is φ = 1312847466.

The previous prime is 1312847461. The next prime is 1312847483. The reversal of 1312847467 is 7647482131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1312847467 is a prime.

It is not a weakly prime, because it can be changed into another prime (1312847461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656423733 + 656423734.

It is an arithmetic number, because the mean of its divisors is an integer number (656423734).

Almost surely, 2^1312847467 is an apocalyptic number.

1312847467 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312847467 is an equidigital number, since it uses as much as digits as its factorization.

1312847467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 43.

The square root of 1312847467 is about 36233.2370483235. The cubic root of 1312847467 is about 1094.9763947567.

The spelling of 1312847467 in words is "one billion, three hundred twelve million, eight hundred forty-seven thousand, four hundred sixty-seven".