11612669 has 4 divisors (see below), whose sum is σ = 11628540. Its totient is φ = 11596800.

The previous prime is 11612663. The next prime is 11612681. The reversal of 11612669 is 96621611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2839225 + 8773444 = 1685^2 + 2962^2 .

It is a cyclic number.

It is not a de Polignac number, because 11612669 - 2²⁰ = 10564093 is a prime.

It is a super-2 number, since 2×11612669² = 269708162607122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11612663) 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, 6782 + ... + 8319.

It is an arithmetic number, because the mean of its divisors is an integer number (2907135).

Almost surely, 2^11612669 is an apocalyptic number.

It is an amenable number.

11612669 is a deficient number, since it is larger than the sum of its proper divisors (15871).

11612669 is an equidigital number, since it uses as much as digits as its factorization.

11612669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15870.

The product of its digits is 3888, while the sum is 32.

The square root of 11612669 is about 3407.7366388851. The cubic root of 11612669 is about 226.4526196850.

The spelling of 11612669 in words is "eleven million, six hundred twelve thousand, six hundred sixty-nine".