1142073046 has 8 divisors (see below), whose sum is σ = 1768371264. Its totient is φ = 552615960.

The previous prime is 1142073013. The next prime is 1142073047. The reversal of 1142073046 is 6403702411.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142073047) 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 3 ways as a sum of consecutive naturals, for example, 9210205 + ... + 9210328.

It is an arithmetic number, because the mean of its divisors is an integer number (221046408).

Almost surely, 2^1142073046 is an apocalyptic number.

1142073046 is a deficient number, since it is larger than the sum of its proper divisors (626298218).

1142073046 is a wasteful number, since it uses less digits than its factorization.

1142073046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18420566.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 1142073046 is about 33794.5712504242. The cubic root of 1142073046 is about 1045.2767582711.

Adding to 1142073046 its reverse (6403702411), we get a palindrome (7545775457).

The spelling of 1142073046 in words is "one billion, one hundred forty-two million, seventy-three thousand, forty-six".