1140023432 has 16 divisors (see below), whose sum is σ = 2149356300. Its totient is φ = 566861760.

The previous prime is 1140023413. The next prime is 1140023441. The reversal of 1140023432 is 2343200411.

It can be written as a sum of positive squares in 2 ways, for example, as 965096356 + 174927076 = 31066^2 + 13226^2 .

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, 392207 + ... + 395102.

Almost surely, 2^1140023432 is an apocalyptic number.

It is an amenable number.

1140023432 is a deficient number, since it is larger than the sum of its proper divisors (1009332868).

1140023432 is a wasteful number, since it uses less digits than its factorization.

1140023432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787496 (or 787492 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1140023432 is about 33764.2330284578. The cubic root of 1140023432 is about 1044.6510841114.

Adding to 1140023432 its reverse (2343200411), we get a palindrome (3483223843).

The spelling of 1140023432 in words is "one billion, one hundred forty million, twenty-three thousand, four hundred thirty-two".