11008980 has 192 divisors, whose sum is σ = 38304000. Its totient is φ = 2612736.

The previous prime is 11008967. The next prime is 11009023. The reversal of 11008980 is 8980011.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 297522 + ... + 297558.

It is an arithmetic number, because the mean of its divisors is an integer number (199500).

Almost surely, 2^11008980 is an apocalyptic number.

11008980 is a gapful number since it is divisible by the number (10) 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 11008980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19152000).

11008980 is an abundant number, since it is smaller than the sum of its proper divisors (27295020).

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

11008980 is a wasteful number, since it uses less digits than its factorization.

11008980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The square root of 11008980 is about 3317.9783001099. The cubic root of 11008980 is about 222.4585118116.

Adding to 11008980 its reverse (8980011), we get a palindrome (19988991).

The spelling of 11008980 in words is "eleven million, eight thousand, nine hundred eighty".