11912128 has 28 divisors (see below), whose sum is σ = 23749000. Its totient is φ = 5928192.

The previous prime is 11912123. The next prime is 11912129. The reversal of 11912128 is 82121911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11912123) 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 3 ways as a sum of consecutive naturals, for example, 23623 + ... + 24121.

Almost surely, 2^11912128 is an apocalyptic number.

It is an amenable number.

11912128 is a deficient number, since it is larger than the sum of its proper divisors (11836872).

11912128 is an equidigital number, since it uses as much as digits as its factorization.

11912128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884 (or 874 counting only the distinct ones).

The product of its digits is 288, while the sum is 25.

The square root of 11912128 is about 3451.3950802538. The cubic root of 11912128 is about 228.3826548518.

The spelling of 11912128 in words is "eleven million, nine hundred twelve thousand, one hundred twenty-eight".