142313203 has 2 divisors, whose sum is σ = 142313204. Its totient is φ = 142313202.

The previous prime is 142313201. The next prime is 142313209. The reversal of 142313203 is 302313241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142313203 - 2¹ = 142313201 is a prime.

Together with 142313201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (142313201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71156601 + 71156602.

It is an arithmetic number, because the mean of its divisors is an integer number (71156602).

Almost surely, 2^142313203 is an apocalyptic number.

142313203 is a deficient number, since it is larger than the sum of its proper divisors (1).

142313203 is an equidigital number, since it uses as much as digits as its factorization.

142313203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 142313203 is about 11929.5097552246. The cubic root of 142313203 is about 522.0936339621.

Adding to 142313203 its reverse (302313241), we get a palindrome (444626444).

The spelling of 142313203 in words is "one hundred forty-two million, three hundred thirteen thousand, two hundred three".