1135120140 has 144 divisors (see below), whose sum is σ = 4292870400. Its totient is φ = 235866240.

The previous prime is 1135120121. The next prime is 1135120163. The reversal of 1135120140 is 410215311.

1135120140 is a `hidden beast` number, since 1 + 13 + 512 + 0 + 140 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 47 ways as a sum of consecutive naturals, for example, 27090 + ... + 54809.

It is an arithmetic number, because the mean of its divisors is an integer number (29811600).

Almost surely, 2^1135120140 is an apocalyptic number.

1135120140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135120140 is an abundant number, since it is smaller than the sum of its proper divisors (3157750260).

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

1135120140 is a wasteful number, since it uses less digits than its factorization.

1135120140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81932 (or 81927 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1135120140 is about 33691.5440429791. The cubic root of 1135120140 is about 1043.1512346629.

Adding to 1135120140 its reverse (410215311), we get a palindrome (1545335451).

The spelling of 1135120140 in words is "one billion, one hundred thirty-five million, one hundred twenty thousand, one hundred forty".