11111996 has 24 divisors (see below), whose sum is σ = 22333920. Its totient is φ = 4738752.

The previous prime is 11111993. The next prime is 11112007. The reversal of 11111996 is 69911111.

It is a happy number.

11111996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5546 + ... + 7278.

It is an arithmetic number, because the mean of its divisors is an integer number (930580).

Almost surely, 2^11111996 is an apocalyptic number.

It is an amenable number.

11111996 is an abundant number, since it is smaller than the sum of its proper divisors (11221924).

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

11111996 is a wasteful number, since it uses less digits than its factorization.

11111996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1973 (or 1971 counting only the distinct ones).

The product of its digits is 486, while the sum is 29.

The square root of 11111996 is about 3333.4660640241. The cubic root of 11111996 is about 223.1502402746.

The spelling of 11111996 in words is "eleven million, one hundred eleven thousand, nine hundred ninety-six".