11983922 has 4 divisors (see below), whose sum is σ = 17975886. Its totient is φ = 5991960.

The previous prime is 11983901. The next prime is 11983957. The reversal of 11983922 is 22938911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22938911 = 1933 ⋅11867.

It can be written as a sum of positive squares in only one way, i.e., 8185321 + 3798601 = 2861^2 + 1949^2 .

It is a super-2 number, since 2×11983922² = 287228773004168, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2995979 + ... + 2995982.

Almost surely, 2^11983922 is an apocalyptic number.

11983922 is a deficient number, since it is larger than the sum of its proper divisors (5991964).

11983922 is an equidigital number, since it uses as much as digits as its factorization.

11983922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5991963.

The product of its digits is 7776, while the sum is 35.

The square root of 11983922 is about 3461.7801778854. The cubic root of 11983922 is about 228.8405543914.

The spelling of 11983922 in words is "eleven million, nine hundred eighty-three thousand, nine hundred twenty-two".