11866461 has 8 divisors (see below), whose sum is σ = 15884544. Its totient is φ = 7879680.

The previous prime is 11866451. The next prime is 11866483. The reversal of 11866461 is 16466811.

11866461 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 11866461 - 2⁷ = 11866333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11866411) 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, 6925 + ... + 8466.

It is an arithmetic number, because the mean of its divisors is an integer number (1985568).

Almost surely, 2^11866461 is an apocalyptic number.

It is an amenable number.

11866461 is a deficient number, since it is larger than the sum of its proper divisors (4018083).

11866461 is a wasteful number, since it uses less digits than its factorization.

11866461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15651.

The product of its digits is 6912, while the sum is 33.

The square root of 11866461 is about 3444.7729968751. The cubic root of 11866461 is about 228.0904342699.

The spelling of 11866461 in words is "eleven million, eight hundred sixty-six thousand, four hundred sixty-one".