11776401 has 32 divisors (see below), whose sum is σ = 21477120. Its totient is φ = 6210432.

The previous prime is 11776381. The next prime is 11776411. The reversal of 11776401 is 10467711.

11776401 is a `hidden beast` number, since 1 + 17 + 7 + 640 + 1 = 666.

11776401 is digitally balanced in base 2, base 4 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11776401 - 2⁹ = 11775889 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

11776401 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (11776411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61 + ... + 4853.

It is an arithmetic number, because the mean of its divisors is an integer number (671160).

Almost surely, 2^11776401 is an apocalyptic number.

It is an amenable number.

11776401 is a deficient number, since it is larger than the sum of its proper divisors (9700719).

11776401 is a wasteful number, since it uses less digits than its factorization.

11776401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4822 (or 4816 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

The square root of 11776401 is about 3431.6761210814. The cubic root of 11776401 is about 227.5119407652.

The spelling of 11776401 in words is "eleven million, seven hundred seventy-six thousand, four hundred one".