11412661 has 16 divisors (see below), whose sum is σ = 13157424. Its totient is φ = 9805824.

The previous prime is 11412641. The next prime is 11412671. The reversal of 11412661 is 16621411.

11412661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 323761 + 11088900 = 569^2 + 3330^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11412661 is a prime.

It is a super-2 number, since 2×11412661² = 260497662201842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11412641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24745 + ... + 25201.

It is an arithmetic number, because the mean of its divisors is an integer number (822339).

Almost surely, 2^11412661 is an apocalyptic number.

It is an amenable number.

11412661 is a deficient number, since it is larger than the sum of its proper divisors (1744763).

11412661 is a wasteful number, since it uses less digits than its factorization.

11412661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600.

The product of its digits is 288, while the sum is 22.

The square root of 11412661 is about 3378.2630152195. The cubic root of 11412661 is about 225.1449995402.

The spelling of 11412661 in words is "eleven million, four hundred twelve thousand, six hundred sixty-one".