1151252000 has 48 divisors (see below), whose sum is σ = 2828635992. Its totient is φ = 460499200.

The previous prime is 1151251993. The next prime is 1151252017. The reversal of 1151252000 is 2521511.

It can be written as a sum of positive squares in 4 ways, for example, as 344919184 + 806332816 = 18572^2 + 28396^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1151252000.

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 7 ways as a sum of consecutive naturals, for example, 139907 + ... + 147906.

Almost surely, 2^1151252000 is an apocalyptic number.

1151252000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1151252000 is an abundant number, since it is smaller than the sum of its proper divisors (1677383992).

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

1151252000 is an equidigital number, since it uses as much as digits as its factorization.

1151252000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287838 (or 287820 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 1151252000 is about 33930.1046270123. The cubic root of 1151252000 is about 1048.0696202996.

Adding to 1151252000 its reverse (2521511), we get a palindrome (1153773511).

The spelling of 1151252000 in words is "one billion, one hundred fifty-one million, two hundred fifty-two thousand".