1152021504 has 88 divisors (see below), whose sum is σ = 3169869568. Its totient is φ = 371589120.

The previous prime is 1152021503. The next prime is 1152021523. The reversal of 1152021504 is 4051202511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152021503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89184 + ... + 101280.

Almost surely, 2^1152021504 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 1152021504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1584934784).

1152021504 is an abundant number, since it is smaller than the sum of its proper divisors (2017848064).

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

1152021504 is a wasteful number, since it uses less digits than its factorization.

1152021504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12151 (or 12133 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1152021504 is about 33941.4422793139. The cubic root of 1152021504 is about 1048.3030803771.

The spelling of 1152021504 in words is "one billion, one hundred fifty-two million, twenty-one thousand, five hundred four".