11428100 has 18 divisors (see below), whose sum is σ = 24799194. Its totient is φ = 4571200.

The previous prime is 11428069. The next prime is 11428111. The reversal of 11428100 is 182411.

It can be written as a sum of positive squares in 3 ways, for example, as 1098304 + 10329796 = 1048^2 + 3214^2 .

It is a super-2 number, since 2×11428100² = 261202939220000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57041 + ... + 57240.

It is an arithmetic number, because the mean of its divisors is an integer number (1377733).

Almost surely, 2^11428100 is an apocalyptic number.

11428100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11428100 is an abundant number, since it is smaller than the sum of its proper divisors (13371094).

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

11428100 is a wasteful number, since it uses less digits than its factorization.

11428100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114295 (or 114288 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 11428100 is about 3380.5472929690. The cubic root of 11428100 is about 225.2464788645.

The spelling of 11428100 in words is "eleven million, four hundred twenty-eight thousand, one hundred".