1156450000 has 120 divisors (see below), whose sum is σ = 2840677560. Its totient is φ = 456000000.

The previous prime is 1156449989. The next prime is 1156450033. The reversal of 1156450000 is 546511.

It can be written as a sum of positive squares in 12 ways, for example, as 797271696 + 359178304 = 28236^2 + 18952^2 .

It is a hoax number, since the sum of its digits (22) 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 23 ways as a sum of consecutive naturals, for example, 5049886 + ... + 5050114.

It is an arithmetic number, because the mean of its divisors is an integer number (23672313).

Almost surely, 2^1156450000 is an apocalyptic number.

1156450000 is a gapful number since it is divisible by the number (10) 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 1156450000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1420338780).

1156450000 is an abundant number, since it is smaller than the sum of its proper divisors (1684227560).

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

1156450000 is an equidigital number, since it uses as much as digits as its factorization.

1156450000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363 (or 337 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1156450000 is about 34006.6170031657. The cubic root of 1156450000 is about 1049.6446265247.

Adding to 1156450000 its reverse (546511), we get a palindrome (1156996511).

The spelling of 1156450000 in words is "one billion, one hundred fifty-six million, four hundred fifty thousand".