1334409 has 4 divisors (see below), whose sum is σ = 1779216. Its totient is φ = 889604.

The previous prime is 1334407. The next prime is 1334413. The reversal of 1334409 is 9044331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9044331 = 3 ⋅3014777.

It is a cyclic number.

It is not a de Polignac number, because 1334409 - 2¹ = 1334407 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1334401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222399 + ... + 222404.

It is an arithmetic number, because the mean of its divisors is an integer number (444804).

2^1334409 is an apocalyptic number.

It is an amenable number.

1334409 is a deficient number, since it is larger than the sum of its proper divisors (444807).

1334409 is an equidigital number, since it uses as much as digits as its factorization.

1334409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444806.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1334409 is about 1155.1662218053. The cubic root of 1334409 is about 110.0938317829.

The spelling of 1334409 in words is "one million, three hundred thirty-four thousand, four hundred nine".