11452920 has 32 divisors (see below), whose sum is σ = 34359120. Its totient is φ = 3054080.

The previous prime is 11452907. The next prime is 11452927. The reversal of 11452920 is 2925411.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11452927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47601 + ... + 47840.

Almost surely, 2^11452920 is an apocalyptic number.

11452920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11452920 is an abundant number, since it is smaller than the sum of its proper divisors (22906200).

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

11452920 is a wasteful number, since it uses less digits than its factorization.

11452920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95455 (or 95451 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 11452920 is about 3384.2163051436. The cubic root of 11452920 is about 225.4094273620.

The spelling of 11452920 in words is "eleven million, four hundred fifty-two thousand, nine hundred twenty".