1042232443 has 16 divisors (see below), whose sum is σ = 1199126016. Its totient is φ = 887362560.

The previous prime is 1042232393. The next prime is 1042232449. The reversal of 1042232443 is 3442322401.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1042232443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042232449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 903355 + ... + 904507.

It is an arithmetic number, because the mean of its divisors is an integer number (74945376).

Almost surely, 2^1042232443 is an apocalyptic number.

1042232443 is a deficient number, since it is larger than the sum of its proper divisors (156893573).

1042232443 is a wasteful number, since it uses less digits than its factorization.

1042232443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 1042232443 is about 32283.6249978220. The cubic root of 1042232443 is about 1013.8838282283.

Adding to 1042232443 its reverse (3442322401), we get a palindrome (4484554844).

The spelling of 1042232443 in words is "one billion, forty-two million, two hundred thirty-two thousand, four hundred forty-three".