203401042 has 16 divisors (see below), whose sum is σ = 345864960. Its totient is φ = 88936272.

The previous prime is 203401031. The next prime is 203401067. The reversal of 203401042 is 240104302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205378 + ... + 206365.

It is an arithmetic number, because the mean of its divisors is an integer number (21616560).

Almost surely, 2^203401042 is an apocalyptic number.

203401042 is a deficient number, since it is larger than the sum of its proper divisors (142463918).

203401042 is a wasteful number, since it uses less digits than its factorization.

203401042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411777.

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

The square root of 203401042 is about 14261.8737198168. The cubic root of 203401042 is about 588.0998353474.

Adding to 203401042 its reverse (240104302), we get a palindrome (443505344).

The spelling of 203401042 in words is "two hundred three million, four hundred one thousand, forty-two".