203051542 has 16 divisors (see below), whose sum is σ = 308610000. Its totient is φ = 100186240.

The previous prime is 203051531. The next prime is 203051573. The reversal of 203051542 is 245150302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134709 + ... + 136207.

It is an arithmetic number, because the mean of its divisors is an integer number (19288125).

Almost surely, 2^203051542 is an apocalyptic number.

203051542 is a deficient number, since it is larger than the sum of its proper divisors (105558458).

203051542 is a wasteful number, since it uses less digits than its factorization.

203051542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2351.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 203051542 is about 14249.6155035846. The cubic root of 203051542 is about 587.7628021173.

The spelling of 203051542 in words is "two hundred three million, fifty-one thousand, five hundred forty-two".