1042423043 has 8 divisors (see below), whose sum is σ = 1088640000. Its totient is φ = 996280648.

The previous prime is 1042423037. The next prime is 1042423061. The reversal of 1042423043 is 3403242401.

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 1042423043 - 2¹⁰ = 1042422019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042428043) 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 7 ways as a sum of consecutive naturals, for example, 10958 + ... + 46956.

It is an arithmetic number, because the mean of its divisors is an integer number (136080000).

Almost surely, 2^1042423043 is an apocalyptic number.

1042423043 is a deficient number, since it is larger than the sum of its proper divisors (46216957).

1042423043 is a wasteful number, since it uses less digits than its factorization.

1042423043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37281.

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

The square root of 1042423043 is about 32286.5768238133. The cubic root of 1042423043 is about 1013.9456296943.

Adding to 1042423043 its reverse (3403242401), we get a palindrome (4445665444).

The spelling of 1042423043 in words is "one billion, forty-two million, four hundred twenty-three thousand, forty-three".