503725142 has 4 divisors (see below), whose sum is σ = 755587716. Its totient is φ = 251862570.

The previous prime is 503725127. The next prime is 503725151. The reversal of 503725142 is 241527305.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125931284 + ... + 125931287.

It is an arithmetic number, because the mean of its divisors is an integer number (188896929).

Almost surely, 2^503725142 is an apocalyptic number.

503725142 is a deficient number, since it is larger than the sum of its proper divisors (251862574).

503725142 is a wasteful number, since it uses less digits than its factorization.

503725142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251862573.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 503725142 is about 22443.8219116085. The cubic root of 503725142 is about 795.6667491746. Note that the first 3 decimals are identical.

The spelling of 503725142 in words is "five hundred three million, seven hundred twenty-five thousand, one hundred forty-two".