11383040 has 36 divisors (see below), whose sum is σ = 27269004. Its totient is φ = 4552704.

The previous prime is 11383039. The next prime is 11383069. The reversal of 11383040 is 4038311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2715904 + 8667136 = 1648^2 + 2944^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3167 + ... + 5726.

Almost surely, 2^11383040 is an apocalyptic number.

11383040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11383040 is an abundant number, since it is smaller than the sum of its proper divisors (15885964).

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

11383040 is an frugal number, since it uses more digits than its factorization.

11383040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8914 (or 8900 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 11383040 is about 3373.8761091658. The cubic root of 11383040 is about 224.9500465235.

The spelling of 11383040 in words is "eleven million, three hundred eighty-three thousand, forty".