1150645000 has 80 divisors (see below), whose sum is σ = 2854758060. Its totient is φ = 433152000.

The previous prime is 1150644991. The next prime is 1150645007. The reversal of 1150645000 is 5460511.

It can be written as a sum of positive squares in 10 ways, for example, as 36554116 + 1114090884 = 6046^2 + 33378^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150645007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 78232 + ... + 91768.

Almost surely, 2^1150645000 is an apocalyptic number.

1150645000 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 1150645000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1427379030).

1150645000 is an abundant number, since it is smaller than the sum of its proper divisors (1704113060).

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

1150645000 is a wasteful number, since it uses less digits than its factorization.

1150645000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13580 (or 13561 counting only the distinct ones).

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

The square root of 1150645000 is about 33921.1585887039. The cubic root of 1150645000 is about 1047.8853889582.

The spelling of 1150645000 in words is "one billion, one hundred fifty million, six hundred forty-five thousand".