11106780 has 48 divisors (see below), whose sum is σ = 32931360. Its totient is φ = 2787328.

The previous prime is 11106779. The next prime is 11106793. The reversal of 11106780 is 8760111.

It is a self number, because there is not a number n which added to its sum of digits gives 11106780.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4425 + ... + 6464.

It is an arithmetic number, because the mean of its divisors is an integer number (686070).

Almost surely, 2^11106780 is an apocalyptic number.

11106780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11106780 is an abundant number, since it is smaller than the sum of its proper divisors (21824580).

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

11106780 is a wasteful number, since it uses less digits than its factorization.

11106780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10918 (or 10916 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 24.

The square root of 11106780 is about 3332.6836033443. The cubic root of 11106780 is about 223.1153190411.

Adding to 11106780 its reverse (8760111), we get a palindrome (19866891).

The spelling of 11106780 in words is "eleven million, one hundred six thousand, seven hundred eighty".