503035042 has 4 divisors (see below), whose sum is σ = 754552566. Its totient is φ = 251517520.

The previous prime is 503035037. The next prime is 503035061. The reversal of 503035042 is 240530305.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 398361681 + 104673361 = 19959^2 + 10231^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125758759 + ... + 125758762.

Almost surely, 2^503035042 is an apocalyptic number.

503035042 is a deficient number, since it is larger than the sum of its proper divisors (251517524).

503035042 is a wasteful number, since it uses less digits than its factorization.

503035042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251517523.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 503035042 is about 22428.4427011774. The cubic root of 503035042 is about 795.3032304495.

Adding to 503035042 its reverse (240530305), we get a palindrome (743565347).

The spelling of 503035042 in words is "five hundred three million, thirty-five thousand, forty-two".