1151244512 has 24 divisors (see below), whose sum is σ = 2472559992. Its totient is φ = 523292800.

The previous prime is 1151244509. The next prime is 1151244541. The reversal of 1151244512 is 2154421511.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 1634939 + ... + 1635642.

It is an arithmetic number, because the mean of its divisors is an integer number (103023333).

Almost surely, 2^1151244512 is an apocalyptic number.

It is an amenable number.

1151244512 is an abundant number, since it is smaller than the sum of its proper divisors (1321315480).

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

1151244512 is a wasteful number, since it uses less digits than its factorization.

1151244512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3270602 (or 3270594 counting only the distinct ones).

The product of its digits is 1600, while the sum is 26.

The square root of 1151244512 is about 33929.9942823455. The cubic root of 1151244512 is about 1048.0673480018.

The spelling of 1151244512 in words is "one billion, one hundred fifty-one million, two hundred forty-four thousand, five hundred twelve".