1042143042 has 16 divisors (see below), whose sum is σ = 2085167232. Its totient is φ = 347234160.

The previous prime is 1042143031. The next prime is 1042143049. The reversal of 1042143042 is 2403412401.

It is not an unprimeable number, because it can be changed into a prime (1042143049) 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 7 ways as a sum of consecutive naturals, for example, 20809 + ... + 50172.

It is an arithmetic number, because the mean of its divisors is an integer number (130322952).

Almost surely, 2^1042143042 is an apocalyptic number.

1042143042 is an abundant number, since it is smaller than the sum of its proper divisors (1043024190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1042143042 is a wasteful number, since it uses less digits than its factorization.

1042143042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73433.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1042143042 is about 32282.2403497651. The cubic root of 1042143042 is about 1013.8548376320.

Adding to 1042143042 its reverse (2403412401), we get a palindrome (3445555443).

The spelling of 1042143042 in words is "one billion, forty-two million, one hundred forty-three thousand, forty-two".