142040203 has 6 divisors (see below), whose sum is σ = 148484924. Its totient is φ = 135864036.

The previous prime is 142040191. The next prime is 142040221. The reversal of 142040203 is 302040241.

It is not a de Polignac number, because 142040203 - 2⁹ = 142039691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142040303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 133725 + ... + 134782.

Almost surely, 2^142040203 is an apocalyptic number.

142040203 is a deficient number, since it is larger than the sum of its proper divisors (6444721).

142040203 is an equidigital number, since it uses as much as digits as its factorization.

142040203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268553 (or 268530 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 142040203 is about 11918.0620488400. The cubic root of 142040203 is about 521.7595754771.

Adding to 142040203 its reverse (302040241), we get a palindrome (444080444).

The spelling of 142040203 in words is "one hundred forty-two million, forty thousand, two hundred three".