11272528 has 20 divisors (see below), whose sum is σ = 22150368. Its totient is φ = 5556320.

The previous prime is 11272523. The next prime is 11272559. The reversal of 11272528 is 82527211.

It is a junction number, because it is equal to n+sod(n) for n = 11272496 and 11272505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11272523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3826 + ... + 6097.

Almost surely, 2^11272528 is an apocalyptic number.

It is an amenable number.

11272528 is a deficient number, since it is larger than the sum of its proper divisors (10877840).

11272528 is an equidigital number, since it uses as much as digits as its factorization.

11272528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10002 (or 9996 counting only the distinct ones).

The product of its digits is 2240, while the sum is 28.

The square root of 11272528 is about 3357.4585626631. The cubic root of 11272528 is about 224.2197036575.

Adding to 11272528 its reverse (82527211), we get a palindrome (93799739).

It can be divided in two parts, 1127 and 2528, that added together give a triangular number (3655 = T₈₅).

The spelling of 11272528 in words is "eleven million, two hundred seventy-two thousand, five hundred twenty-eight".