1043020142 has 16 divisors (see below), whose sum is σ = 1657473840. Its totient is φ = 490562688.

The previous prime is 1043020109. The next prime is 1043020157. The reversal of 1043020142 is 2410203401.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 1043020142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62933 + ... + 77759.

It is an arithmetic number, because the mean of its divisors is an integer number (103592115).

Almost surely, 2^1043020142 is an apocalyptic number.

1043020142 is a deficient number, since it is larger than the sum of its proper divisors (614453698).

1043020142 is a wasteful number, since it uses less digits than its factorization.

1043020142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16915.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1043020142 is about 32295.8223614139. The cubic root of 1043020142 is about 1014.1391884632.

Adding to 1043020142 its reverse (2410203401), we get a palindrome (3453223543).

The spelling of 1043020142 in words is "one billion, forty-three million, twenty thousand, one hundred forty-two".