203410142 has 16 divisors (see below), whose sum is σ = 330685152. Its totient is φ = 93281760.

The previous prime is 203410121. The next prime is 203410157. The reversal of 203410142 is 241014302.

It is a self number, because there is not a number n which added to its sum of digits gives 203410142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20834 + ... + 28997.

It is an arithmetic number, because the mean of its divisors is an integer number (20667822).

Almost surely, 2^203410142 is an apocalyptic number.

203410142 is a deficient number, since it is larger than the sum of its proper divisors (127275010).

203410142 is a wasteful number, since it uses less digits than its factorization.

203410142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50003.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 203410142 is about 14262.1927486625. The cubic root of 203410142 is about 588.1086055888.

Adding to 203410142 its reverse (241014302), we get a palindrome (444424444).

The spelling of 203410142 in words is "two hundred three million, four hundred ten thousand, one hundred forty-two".