11982669 has 4 divisors (see below), whose sum is σ = 15976896. Its totient is φ = 7988444.

The previous prime is 11982661. The next prime is 11982679. The reversal of 11982669 is 96628911.

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 11982669 - 2³ = 11982661 is a prime.

It is a super-2 number, since 2×11982669² = 287168712727122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11982669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11982661) 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, 1997109 + ... + 1997114.

It is an arithmetic number, because the mean of its divisors is an integer number (3994224).

Almost surely, 2^11982669 is an apocalyptic number.

It is an amenable number.

11982669 is a deficient number, since it is larger than the sum of its proper divisors (3994227).

11982669 is an equidigital number, since it uses as much as digits as its factorization.

11982669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3994226.

The product of its digits is 46656, while the sum is 42.

The square root of 11982669 is about 3461.5991969031. The cubic root of 11982669 is about 228.8325785048.

The spelling of 11982669 in words is "eleven million, nine hundred eighty-two thousand, six hundred sixty-nine".