1152264528 has 100 divisors (see below), whose sum is σ = 3354294240. Its totient is φ = 381865536.

The previous prime is 1152264521. The next prime is 1152264551. The reversal of 1152264528 is 8254622511.

1152264528 is a `hidden beast` number, since 1 + 1 + 5 + 2 + 2 + 645 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1152264492 and 1152264501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152264521) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 229501 + ... + 234467.

Almost surely, 2^1152264528 is an apocalyptic number.

1152264528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1152264528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1677147120).

1152264528 is an abundant number, since it is smaller than the sum of its proper divisors (2202029712).

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

1152264528 is a wasteful number, since it uses less digits than its factorization.

1152264528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5166 (or 5151 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 1152264528 is about 33945.0221387466. The cubic root of 1152264528 is about 1048.3767899084.

The spelling of 1152264528 in words is "one billion, one hundred fifty-two million, two hundred sixty-four thousand, five hundred twenty-eight".