1152504430452 has 96 divisors (see below), whose sum is σ = 3030755011200. Its totient is φ = 378674217216.

The previous prime is 1152504430439. The next prime is 1152504430459. The reversal of 1152504430452 is 2540344052511.

1152504430452 is a `hidden beast` number, since 1 + 15 + 250 + 44 + 304 + 52 = 666.

It is a super-2 number, since 2×1152504430452² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152504430459) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13114603 + ... + 13202189.

It is an arithmetic number, because the mean of its divisors is an integer number (31570364700).

Almost surely, 2^{1152504430452} is an apocalyptic number.

1152504430452 is a gapful number since it is divisible by the number (12) 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 1152504430452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1515377505600).

1152504430452 is an abundant number, since it is smaller than the sum of its proper divisors (1878250580748).

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

1152504430452 is a wasteful number, since it uses less digits than its factorization.

1152504430452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89342 (or 89334 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 1152504430452 its reverse (2540344052511), we get a palindrome (3692848482963).

The spelling of 1152504430452 in words is "one trillion, one hundred fifty-two billion, five hundred four million, four hundred thirty thousand, four hundred fifty-two".