1314012409 has 2 divisors, whose sum is σ = 1314012410. Its totient is φ = 1314012408.

The previous prime is 1314012389. The next prime is 1314012437. The reversal of 1314012409 is 9042104131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 679123600 + 634888809 = 26060^2 + 25197^2 .

It is a cyclic number.

It is not a de Polignac number, because 1314012409 - 2⁷ = 1314012281 is a prime.

It is a super-2 number, since 2×1314012409² = 3453257222011966562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1314012449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657006204 + 657006205.

It is an arithmetic number, because the mean of its divisors is an integer number (657006205).

Almost surely, 2^1314012409 is an apocalyptic number.

It is an amenable number.

1314012409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1314012409 is an equidigital number, since it uses as much as digits as its factorization.

1314012409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1314012409 is about 36249.3090830708. The cubic root of 1314012409 is about 1095.3001711072.

The spelling of 1314012409 in words is "one billion, three hundred fourteen million, twelve thousand, four hundred nine".