1315348427 has 2 divisors, whose sum is σ = 1315348428. Its totient is φ = 1315348426.

The previous prime is 1315348423. The next prime is 1315348471. The reversal of 1315348427 is 7248435131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1315348427 - 2² = 1315348423 is a prime.

It is a super-2 number, since 2×1315348427² = 3460282968822748658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1315348423) 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, 657674213 + 657674214.

It is an arithmetic number, because the mean of its divisors is an integer number (657674214).

Almost surely, 2^1315348427 is an apocalyptic number.

1315348427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1315348427 is an equidigital number, since it uses as much as digits as its factorization.

1315348427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 38.

The square root of 1315348427 is about 36267.7325869705. The cubic root of 1315348427 is about 1095.6712597070.

The spelling of 1315348427 in words is "one billion, three hundred fifteen million, three hundred forty-eight thousand, four hundred twenty-seven".