503752273 has 4 divisors (see below), whose sum is σ = 504212580. Its totient is φ = 503291968.

The previous prime is 503752261. The next prime is 503752283. The reversal of 503752273 is 372257305.

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

It can be written as a sum of positive squares in 2 ways, for example, as 89548369 + 414203904 = 9463^2 + 20352^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-503752273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503752253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228508 + ... + 230701.

It is an arithmetic number, because the mean of its divisors is an integer number (126053145).

Almost surely, 2^503752273 is an apocalyptic number.

It is an amenable number.

503752273 is a deficient number, since it is larger than the sum of its proper divisors (460307).

503752273 is a wasteful number, since it uses less digits than its factorization.

503752273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460306.

The product of its (nonzero) digits is 44100, while the sum is 34.

The square root of 503752273 is about 22444.4263237001. The cubic root of 503752273 is about 795.6810339801.

The spelling of 503752273 in words is "five hundred three million, seven hundred fifty-two thousand, two hundred seventy-three".