1032140243 has 4 divisors (see below), whose sum is σ = 1032267720. Its totient is φ = 1032012768.

The previous prime is 1032140231. The next prime is 1032140279. The reversal of 1032140243 is 3420412301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1032140243 - 2⁸ = 1032139987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1032140843) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 50705 + ... + 68082.

It is an arithmetic number, because the mean of its divisors is an integer number (258066930).

Almost surely, 2^1032140243 is an apocalyptic number.

1032140243 is a deficient number, since it is larger than the sum of its proper divisors (127477).

1032140243 is an equidigital number, since it uses as much as digits as its factorization.

1032140243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127476.

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

The square root of 1032140243 is about 32126.9395212180. The cubic root of 1032140243 is about 1010.6006436107.

Adding to 1032140243 its reverse (3420412301), we get a palindrome (4452552544).

The spelling of 1032140243 in words is "one billion, thirty-two million, one hundred forty thousand, two hundred forty-three".