11986461 has 24 divisors (see below), whose sum is σ = 18162144. Its totient is φ = 7899120.

The previous prime is 11986453. The next prime is 11986463. The reversal of 11986461 is 16468911.

It is a happy number.

11986461 is a `hidden beast` number, since 1 + 1 + 9 + 8 + 646 + 1 = 666.

11986461 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11986461 - 2³ = 11986453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11986463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25771 + ... + 26231.

It is an arithmetic number, because the mean of its divisors is an integer number (756756).

Almost surely, 2^11986461 is an apocalyptic number.

It is an amenable number.

11986461 is a deficient number, since it is larger than the sum of its proper divisors (6175683).

11986461 is an equidigital number, since it uses as much as digits as its factorization.

11986461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583 (or 571 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 11986461 is about 3462.1468773003. The cubic root of 11986461 is about 228.8567145194.

The spelling of 11986461 in words is "eleven million, nine hundred eighty-six thousand, four hundred sixty-one".