142303012 has 12 divisors (see below), whose sum is σ = 249290496. Its totient is φ = 71077160.

The previous prime is 142303009. The next prime is 142303019. The reversal of 142303012 is 210303241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (142303019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14164 + ... + 22027.

It is an arithmetic number, because the mean of its divisors is an integer number (20774208).

Almost surely, 2^142303012 is an apocalyptic number.

It is an amenable number.

142303012 is a deficient number, since it is larger than the sum of its proper divisors (106987484).

142303012 is a wasteful number, since it uses less digits than its factorization.

142303012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37178 (or 37176 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 142303012 is about 11929.0826135122. The cubic root of 142303012 is about 522.0811713488.

Adding to 142303012 its reverse (210303241), we get a palindrome (352606253).

The spelling of 142303012 in words is "one hundred forty-two million, three hundred three thousand, twelve".