11912116 has 12 divisors (see below), whose sum is σ = 21081060. Its totient is φ = 5888960.

The previous prime is 11912111. The next prime is 11912123. The reversal of 11912116 is 61121911.

It can be written as a sum of positive squares in 2 ways, for example, as 4016016 + 7896100 = 2004^2 + 2810^2 .

It is a super-3 number, since 3×11912116³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11912111) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 16375 + ... + 17086.

It is an arithmetic number, because the mean of its divisors is an integer number (1756755).

Almost surely, 2^11912116 is an apocalyptic number.

It is an amenable number.

11912116 is a deficient number, since it is larger than the sum of its proper divisors (9168944).

11912116 is a wasteful number, since it uses less digits than its factorization.

11912116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33554 (or 33552 counting only the distinct ones).

The product of its digits is 108, while the sum is 22.

The square root of 11912116 is about 3451.3933418259. The cubic root of 11912116 is about 228.3825781627.

The spelling of 11912116 in words is "eleven million, nine hundred twelve thousand, one hundred sixteen".