1145324000 has 96 divisors (see below), whose sum is σ = 2979770976. Its totient is φ = 431155200.

The previous prime is 1145323997. The next prime is 1145324021. The reversal of 1145324000 is 4235411.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59579 + ... + 76421.

It is an arithmetic number, because the mean of its divisors is an integer number (31039281).

Almost surely, 2^1145324000 is an apocalyptic number.

1145324000 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 1145324000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1489885488).

1145324000 is an abundant number, since it is smaller than the sum of its proper divisors (1834446976).

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

1145324000 is a wasteful number, since it uses less digits than its factorization.

1145324000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16885 (or 16867 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1145324000 is about 33842.6358311524. The cubic root of 1145324000 is about 1046.2676252570.

Adding to 1145324000 its reverse (4235411), we get a palindrome (1149559411).

It can be divided in two parts, 11453 and 24000, that added together give a palindrome (35453).

The spelling of 1145324000 in words is "one billion, one hundred forty-five million, three hundred twenty-four thousand".