1315580027 has 2 divisors, whose sum is σ = 1315580028. Its totient is φ = 1315580026.

The previous prime is 1315580023. The next prime is 1315580047. The reversal of 1315580027 is 7200855131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1315580027 - 2² = 1315580023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1315579975 and 1315580002.

It is not a weakly prime, because it can be changed into another prime (1315580023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657790013 + 657790014.

It is an arithmetic number, because the mean of its divisors is an integer number (657790014).

Almost surely, 2^1315580027 is an apocalyptic number.

1315580027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1315580027 is an equidigital number, since it uses as much as digits as its factorization.

1315580027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 1315580027 is about 36270.9253672966. The cubic root of 1315580027 is about 1095.7355627126.

The spelling of 1315580027 in words is "one billion, three hundred fifteen million, five hundred eighty thousand, twenty-seven".