1150507140 has 96 divisors (see below), whose sum is σ = 3410225280. Its totient is φ = 289314816.

The previous prime is 1150507129. The next prime is 1150507159. The reversal of 1150507140 is 417050511.

It is a self number, because there is not a number n which added to its sum of digits gives 1150507140.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67132 + ... + 82508.

It is an arithmetic number, because the mean of its divisors is an integer number (35523180).

Almost surely, 2^1150507140 is an apocalyptic number.

1150507140 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 1150507140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1705112640).

1150507140 is an abundant number, since it is smaller than the sum of its proper divisors (2259718140).

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

1150507140 is a wasteful number, since it uses less digits than its factorization.

1150507140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15461 (or 15459 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 24.

The square root of 1150507140 is about 33919.1264628086. The cubic root of 1150507140 is about 1047.8435378661.

Adding to 1150507140 its reverse (417050511), we get a palindrome (1567557651).

The spelling of 1150507140 in words is "one billion, one hundred fifty million, five hundred seven thousand, one hundred forty".