11771942 has 32 divisors (see below), whose sum is σ = 22063104. Its totient is φ = 4586400.

The previous prime is 11771927. The next prime is 11771959. The reversal of 11771942 is 24917711.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 11771899 and 11771908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12467 + ... + 13377.

It is an arithmetic number, because the mean of its divisors is an integer number (689472).

Almost surely, 2^11771942 is an apocalyptic number.

11771942 is a deficient number, since it is larger than the sum of its proper divisors (10291162).

11771942 is a wasteful number, since it uses less digits than its factorization.

11771942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004.

The product of its digits is 3528, while the sum is 32.

The square root of 11771942 is about 3431.0263770481. The cubic root of 11771942 is about 227.4832222059.

The spelling of 11771942 in words is "eleven million, seven hundred seventy-one thousand, nine hundred forty-two".