1156044288 has 160 divisors (see below), whose sum is σ = 3566914560. Its totient is φ = 325877760.

The previous prime is 1156044271. The next prime is 1156044347. The reversal of 1156044288 is 8824406511.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 848728 + ... + 850088.

It is an arithmetic number, because the mean of its divisors is an integer number (22293216).

Almost surely, 2^1156044288 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 1156044288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1783457280).

1156044288 is an abundant number, since it is smaller than the sum of its proper divisors (2410870272).

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

1156044288 is an equidigital number, since it uses as much as digits as its factorization.

1156044288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468 (or 1452 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 39.

The square root of 1156044288 is about 34000.6512878798. The cubic root of 1156044288 is about 1049.5218648458.

The spelling of 1156044288 in words is "one billion, one hundred fifty-six million, forty-four thousand, two hundred eighty-eight".