1314409 has 2 divisors, whose sum is σ = 1314410. Its totient is φ = 1314408.

The previous prime is 1314377. The next prime is 1314433. The reversal of 1314409 is 9044131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1272384 + 42025 = 1128^2 + 205^2 .

It is a cyclic number.

It is not a de Polignac number, because 1314409 - 2⁵ = 1314377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1314409.

It is not a weakly prime, because it can be changed into another prime (1314479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657204 + 657205.

It is an arithmetic number, because the mean of its divisors is an integer number (657205).

2^1314409 is an apocalyptic number.

It is an amenable number.

1314409 is a deficient number, since it is larger than the sum of its proper divisors (1).

1314409 is an equidigital number, since it uses as much as digits as its factorization.

1314409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1314409 is about 1146.4767769126. The cubic root of 1314409 is about 109.5410353348.

The spelling of 1314409 in words is "one million, three hundred fourteen thousand, four hundred nine".