1334581 has 4 divisors (see below), whose sum is σ = 1377664. Its totient is φ = 1291500.

The previous prime is 1334569. The next prime is 1334603. The reversal of 1334581 is 1854331.

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.

It is a cyclic number.

It is not a de Polignac number, because 1334581 - 2⁵ = 1334549 is a prime.

It is a super-2 number, since 2×1334581² = 3562212891122, which contains 22 as substring.

It is a Duffinian number.

1334581 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1334561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21495 + ... + 21556.

It is an arithmetic number, because the mean of its divisors is an integer number (344416).

2^1334581 is an apocalyptic number.

It is an amenable number.

1334581 is a deficient number, since it is larger than the sum of its proper divisors (43083).

1334581 is an equidigital number, since it uses as much as digits as its factorization.

1334581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43082.

The product of its digits is 1440, while the sum is 25.

The square root of 1334581 is about 1155.2406675667. The cubic root of 1334581 is about 110.0985617984.

The spelling of 1334581 in words is "one million, three hundred thirty-four thousand, five hundred eighty-one".