11196980 has 12 divisors (see below), whose sum is σ = 23513700. Its totient is φ = 4478784.

The previous prime is 11196953. The next prime is 11196989. The reversal of 11196980 is 8969111.

11196980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6853924 + 4343056 = 2618^2 + 2084^2 .

It is a super-2 number, since 2×11196980² = 250744722240800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11196980.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11196989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279905 + ... + 279944.

It is an arithmetic number, because the mean of its divisors is an integer number (1959475).

Almost surely, 2^11196980 is an apocalyptic number.

11196980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11196980 is an abundant number, since it is smaller than the sum of its proper divisors (12316720).

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

11196980 is a wasteful number, since it uses less digits than its factorization.

11196980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559858 (or 559856 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 35.

The square root of 11196980 is about 3346.1888769165. The cubic root of 11196980 is about 223.7176768430.

The spelling of 11196980 in words is "eleven million, one hundred ninety-six thousand, nine hundred eighty".