11775427 has 8 divisors (see below), whose sum is σ = 12096000. Its totient is φ = 11457864.

The previous prime is 11775389. The next prime is 11775437. The reversal of 11775427 is 72457711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11775427 - 2¹⁵ = 11742659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11775392 and 11775401.

It is not an unprimeable number, because it can be changed into a prime (11775437) 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, 8724 + ... + 9982.

It is an arithmetic number, because the mean of its divisors is an integer number (1512000).

Almost surely, 2^11775427 is an apocalyptic number.

11775427 is a deficient number, since it is larger than the sum of its proper divisors (320573).

11775427 is a wasteful number, since it uses less digits than its factorization.

11775427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505.

The product of its digits is 13720, while the sum is 34.

The square root of 11775427 is about 3431.5342049876. The cubic root of 11775427 is about 227.5056682563.

The spelling of 11775427 in words is "eleven million, seven hundred seventy-five thousand, four hundred twenty-seven".