1040342243 has 8 divisors (see below), whose sum is σ = 1051678128. Its totient is φ = 1029060864.

The previous prime is 1040342213. The next prime is 1040342257. The reversal of 1040342243 is 3422430401.

1040342243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1040342243 - 2⁶ = 1040342179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040342203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25355 + ... + 52187.

It is an arithmetic number, because the mean of its divisors is an integer number (131459766).

Almost surely, 2^1040342243 is an apocalyptic number.

1040342243 is a deficient number, since it is larger than the sum of its proper divisors (11335885).

1040342243 is a wasteful number, since it uses less digits than its factorization.

1040342243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27253.

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

The square root of 1040342243 is about 32254.3368091796. The cubic root of 1040342243 is about 1013.2705283987.

Adding to 1040342243 its reverse (3422430401), we get a palindrome (4462772644).

The spelling of 1040342243 in words is "one billion, forty million, three hundred forty-two thousand, two hundred forty-three".