1043135140 has 24 divisors (see below), whose sum is σ = 2193847992. Its totient is φ = 416632320.

The previous prime is 1043135129. The next prime is 1043135153. The reversal of 1043135140 is 415313401.

It can be written as a sum of positive squares in 4 ways, for example, as 589615524 + 453519616 = 24282^2 + 21296^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24981 + ... + 52060.

It is an arithmetic number, because the mean of its divisors is an integer number (91410333).

Almost surely, 2^1043135140 is an apocalyptic number.

1043135140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1043135140 is an abundant number, since it is smaller than the sum of its proper divisors (1150712852).

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

1043135140 is a wasteful number, since it uses less digits than its factorization.

1043135140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77727 (or 77725 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1043135140 is about 32297.6026974139. The cubic root of 1043135140 is about 1014.1764583387.

Adding to 1043135140 its reverse (415313401), we get a palindrome (1458448541).

The spelling of 1043135140 in words is "one billion, forty-three million, one hundred thirty-five thousand, one hundred forty".