1040324243 has 6 divisors (see below), whose sum is σ = 1210173156. Its totient is φ = 891706452.

The previous prime is 1040324203. The next prime is 1040324249. The reversal of 1040324243 is 3424230401.

It is not a de Polignac number, because 1040324243 - 2⁸ = 1040323987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040324249) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 10615505 + ... + 10615602.

It is an arithmetic number, because the mean of its divisors is an integer number (201695526).

Almost surely, 2^1040324243 is an apocalyptic number.

1040324243 is a deficient number, since it is larger than the sum of its proper divisors (169848913).

1040324243 is an equidigital number, since it uses as much as digits as its factorization.

1040324243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21231121 (or 21231114 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1040324243 is about 32254.0577757280. The cubic root of 1040324243 is about 1013.2646844966.

Adding to 1040324243 its reverse (3424230401), we get a palindrome (4464554644).

The spelling of 1040324243 in words is "one billion, forty million, three hundred twenty-four thousand, two hundred forty-three".