11571339 has 32 divisors (see below), whose sum is σ = 18192384. Its totient is φ = 6474240.

The previous prime is 11571337. The next prime is 11571341. The reversal of 11571339 is 93317511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11571337) and next prime (11571341).

It is not a de Polignac number, because 11571339 - 2¹ = 11571337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11571337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20272 + ... + 20834.

It is an arithmetic number, because the mean of its divisors is an integer number (568512).

Almost surely, 2^11571339 is an apocalyptic number.

11571339 is a deficient number, since it is larger than the sum of its proper divisors (6621045).

11571339 is a wasteful number, since it uses less digits than its factorization.

11571339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627.

The product of its digits is 2835, while the sum is 30.

The square root of 11571339 is about 3401.6670912951. The cubic root of 11571339 is about 226.1836487261.

The spelling of 11571339 in words is "eleven million, five hundred seventy-one thousand, three hundred thirty-nine".