1334665 has 4 divisors (see below), whose sum is σ = 1601604. Its totient is φ = 1067728.

The previous prime is 1334651. The next prime is 1334681. The reversal of 1334665 is 5664331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5664331 = 227 ⋅24953.

It can be written as a sum of positive squares in 2 ways, for example, as 788544 + 546121 = 888^2 + 739^2 .

It is a cyclic number.

It is not a de Polignac number, because 1334665 - 2⁵ = 1334633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133462 + ... + 133471.

It is an arithmetic number, because the mean of its divisors is an integer number (400401).

2^1334665 is an apocalyptic number.

It is an amenable number.

1334665 is a deficient number, since it is larger than the sum of its proper divisors (266939).

1334665 is an equidigital number, since it uses as much as digits as its factorization.

1334665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266938.

The product of its digits is 6480, while the sum is 28.

The square root of 1334665 is about 1155.2770230555. The cubic root of 1334665 is about 110.1008716582.

Adding to 1334665 its reverse (5664331), we get a palindrome (6998996).

The spelling of 1334665 in words is "one million, three hundred thirty-four thousand, six hundred sixty-five".