11456020 has 12 divisors (see below), whose sum is σ = 24057684. Its totient is φ = 4582400.

The previous prime is 11455999. The next prime is 11456021. The reversal of 11456020 is 2065411.

11456020 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 2202256 + 9253764 = 1484^2 + 3042^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11456021) 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, 286381 + ... + 286420.

It is an arithmetic number, because the mean of its divisors is an integer number (2004807).

Almost surely, 2^11456020 is an apocalyptic number.

11456020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11456020 is an abundant number, since it is smaller than the sum of its proper divisors (12601664).

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

11456020 is a wasteful number, since it uses less digits than its factorization.

11456020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572810 (or 572808 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 11456020 is about 3384.6742827043. The cubic root of 11456020 is about 225.4297629675.

The spelling of 11456020 in words is "eleven million, four hundred fifty-six thousand, twenty".