1316376547 has 2 divisors, whose sum is σ = 1316376548. Its totient is φ = 1316376546.

The previous prime is 1316376539. The next prime is 1316376571. The reversal of 1316376547 is 7456736131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1316376547 - 2³ = 1316376539 is a prime.

It is not a weakly prime, because it can be changed into another prime (1316376527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658188273 + 658188274.

It is an arithmetic number, because the mean of its divisors is an integer number (658188274).

Almost surely, 2^1316376547 is an apocalyptic number.

1316376547 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316376547 is an equidigital number, since it uses as much as digits as its factorization.

1316376547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 43.

The square root of 1316376547 is about 36281.9038502667. The cubic root of 1316376547 is about 1095.9566563724.

The spelling of 1316376547 in words is "one billion, three hundred sixteen million, three hundred seventy-six thousand, five hundred forty-seven".