203142304135 has 8 divisors (see below), whose sum is σ = 243783030816. Its totient is φ = 162505666080.

The previous prime is 203142304129. The next prime is 203142304147. The reversal of 203142304135 is 531403241302.

It is a happy number.

203142304135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 203142304135 - 2³⁵ = 168782565767 is a prime.

It is a super-3 number, since 3×203142304135³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911764 + ... + 1112473.

It is an arithmetic number, because the mean of its divisors is an integer number (30472878852).

Almost surely, 2^203142304135 is an apocalyptic number.

203142304135 is a deficient number, since it is larger than the sum of its proper divisors (40640726681).

203142304135 is a wasteful number, since it uses less digits than its factorization.

203142304135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044313.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 203142304135 its reverse (531403241302), we get a palindrome (734545545437).

The spelling of 203142304135 in words is "two hundred three billion, one hundred forty-two million, three hundred four thousand, one hundred thirty-five".