1113528 has 64 divisors (see below), whose sum is σ = 3104640. Its totient is φ = 330624.

The previous prime is 1113527. The next prime is 1113557. The reversal of 1113528 is 8253111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13375 + ... + 13457.

It is an arithmetic number, because the mean of its divisors is an integer number (48510).

2^1113528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1552320).

1113528 is an abundant number, since it is smaller than the sum of its proper divisors (1991112).

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

1113528 is a wasteful number, since it uses less digits than its factorization.

1113528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148 (or 144 counting only the distinct ones).

The product of its digits is 240, while the sum is 21.

The square root of 1113528 is about 1055.2383616984. The cubic root of 1113528 is about 103.6494608367.

Adding to 1113528 its reverse (8253111), we get a palindrome (9366639).

The spelling of 1113528 in words is "one million, one hundred thirteen thousand, five hundred twenty-eight".