11661339 has 8 divisors (see below), whose sum is σ = 15619072. Its totient is φ = 7738920.

The previous prime is 11661323. The next prime is 11661347. The reversal of 11661339 is 93316611.

11661339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11661339 - 2⁴ = 11661323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11661319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8047 + ... + 9384.

It is an arithmetic number, because the mean of its divisors is an integer number (1952384).

Almost surely, 2^11661339 is an apocalyptic number.

11661339 is a deficient number, since it is larger than the sum of its proper divisors (3957733).

11661339 is a wasteful number, since it uses less digits than its factorization.

11661339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17657.

The product of its digits is 2916, while the sum is 30.

The square root of 11661339 is about 3414.8702757206. The cubic root of 11661339 is about 226.7685415279.

The spelling of 11661339 in words is "eleven million, six hundred sixty-one thousand, three hundred thirty-nine".