11520452 has 24 divisors (see below), whose sum is σ = 20756736. Its totient is φ = 5592128.

The previous prime is 11520433. The next prime is 11520461. The reversal of 11520452 is 25402511.

It is an unprimeable number.

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, 43673 + ... + 43935.

It is an arithmetic number, because the mean of its divisors is an integer number (864864).

Almost surely, 2^11520452 is an apocalyptic number.

It is an amenable number.

11520452 is a deficient number, since it is larger than the sum of its proper divisors (9236284).

11520452 is a wasteful number, since it uses less digits than its factorization.

11520452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547 (or 545 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 11520452 is about 3394.1791349309. The cubic root of 11520452 is about 225.8516007004.

Adding to 11520452 its reverse (25402511), we get a palindrome (36922963).

The spelling of 11520452 in words is "eleven million, five hundred twenty thousand, four hundred fifty-two".