1156052352 has 128 divisors (see below), whose sum is σ = 3779516160. Its totient is φ = 304883712.

The previous prime is 1156052351. The next prime is 1156052369. The reversal of 1156052352 is 2532506511.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156052351) 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, 18403 + ... + 51485.

It is an arithmetic number, because the mean of its divisors is an integer number (29527470).

Almost surely, 2^1156052352 is an apocalyptic number.

1156052352 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 1156052352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1889758080).

1156052352 is an abundant number, since it is smaller than the sum of its proper divisors (2623463808).

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

1156052352 is a wasteful number, since it uses less digits than its factorization.

1156052352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33120 (or 33108 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 1156052352 is about 34000.7698736367. The cubic root of 1156052352 is about 1049.5243051574.

Adding to 1156052352 its reverse (2532506511), we get a palindrome (3688558863).

The spelling of 1156052352 in words is "one billion, one hundred fifty-six million, fifty-two thousand, three hundred fifty-two".