11939112 has 48 divisors (see below), whose sum is σ = 32760000. Its totient is φ = 3927456.

The previous prime is 11939111. The next prime is 11939113. The reversal of 11939112 is 21193911.

It is an interprime number because it is at equal distance from previous prime (11939111) and next prime (11939113).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (11939111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4639 + ... + 6737.

It is an arithmetic number, because the mean of its divisors is an integer number (682500).

Almost surely, 2^11939112 is an apocalyptic number.

11939112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11939112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16380000).

11939112 is an abundant number, since it is smaller than the sum of its proper divisors (20820888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11939112 is a wasteful number, since it uses less digits than its factorization.

11939112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2190 (or 2183 counting only the distinct ones).

The product of its digits is 486, while the sum is 27.

The square root of 11939112 is about 3455.3020128492. The cubic root of 11939112 is about 228.5549730713.

The spelling of 11939112 in words is "eleven million, nine hundred thirty-nine thousand, one hundred twelve".