142402203 has 12 divisors (see below), whose sum is σ = 205874448. Its totient is φ = 94850640.

The previous prime is 142402201. The next prime is 142402219. The reversal of 142402203 is 302204241.

It is not a de Polignac number, because 142402203 - 2¹ = 142402201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142402201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4738 + ... + 17528.

It is an arithmetic number, because the mean of its divisors is an integer number (17156204).

Almost surely, 2^142402203 is an apocalyptic number.

142402203 is a deficient number, since it is larger than the sum of its proper divisors (63472245).

142402203 is a wasteful number, since it uses less digits than its factorization.

142402203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14034 (or 14031 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 142402203 is about 11933.2394176938. The cubic root of 142402203 is about 522.2024471277.

Adding to 142402203 its reverse (302204241), we get a palindrome (444606444).

The spelling of 142402203 in words is "one hundred forty-two million, four hundred two thousand, two hundred three".