1314342569 has 2 divisors, whose sum is σ = 1314342570. Its totient is φ = 1314342568.

The previous prime is 1314342509. The next prime is 1314342581. The reversal of 1314342569 is 9652434131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 904806400 + 409536169 = 30080^2 + 20237^2 .

It is a cyclic number.

It is not a de Polignac number, because 1314342569 - 2¹⁶ = 1314277033 is a prime.

It is a super-2 number, since 2×1314342569² = 3454992777371039522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1314342509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657171284 + 657171285.

It is an arithmetic number, because the mean of its divisors is an integer number (657171285).

Almost surely, 2^1314342569 is an apocalyptic number.

It is an amenable number.

1314342569 is a deficient number, since it is larger than the sum of its proper divisors (1).

1314342569 is an equidigital number, since it uses as much as digits as its factorization.

1314342569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 1314342569 is about 36253.8628148781. The cubic root of 1314342569 is about 1095.3918988106.

The spelling of 1314342569 in words is "one billion, three hundred fourteen million, three hundred forty-two thousand, five hundred sixty-nine".