1152313552 has 40 divisors (see below), whose sum is σ = 2420548200. Its totient is φ = 528253440.

The previous prime is 1152313543. The next prime is 1152313571. The reversal of 1152313552 is 2553132511.

It can be written as a sum of positive squares in 4 ways, for example, as 16353936 + 1135959616 = 4044^2 + 33704^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1152313552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12402 + ... + 49582.

It is an arithmetic number, because the mean of its divisors is an integer number (60513705).

Almost surely, 2^1152313552 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 1152313552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1210274100).

1152313552 is an abundant number, since it is smaller than the sum of its proper divisors (1268234648).

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

1152313552 is a wasteful number, since it uses less digits than its factorization.

1152313552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37351 (or 37345 counting only the distinct ones).

The product of its digits is 4500, while the sum is 28.

The square root of 1152313552 is about 33945.7442398896. The cubic root of 1152313552 is about 1048.3916577024.

The spelling of 1152313552 in words is "one billion, one hundred fifty-two million, three hundred thirteen thousand, five hundred fifty-two".