11525328 has 50 divisors (see below), whose sum is σ = 33361394. Its totient is φ = 3841344.

The previous prime is 11525321. The next prime is 11525329. The reversal of 11525328 is 82352511.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7884864 + 3640464 = 2808^2 + 1908^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11525321) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3151 + ... + 5742.

Almost surely, 2^11525328 is an apocalyptic number.

11525328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11525328 is an abundant number, since it is smaller than the sum of its proper divisors (21836066).

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

11525328 is an equidigital number, since it uses as much as digits as its factorization.

11525328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8913 (or 8898 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 11525328 is about 3394.8973474908. The cubic root of 11525328 is about 225.8834598981.

Adding to 11525328 its reverse (82352511), we get a palindrome (93877839).

The spelling of 11525328 in words is "eleven million, five hundred twenty-five thousand, three hundred twenty-eight".