503961745 has 32 divisors (see below), whose sum is σ = 701116416. Its totient is φ = 340632000.

The previous prime is 503961727. The next prime is 503961749. The reversal of 503961745 is 547169305.

It is not a de Polignac number, because 503961745 - 2¹⁹ = 503437457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 503961698 and 503961707.

It is not an unprimeable number, because it can be changed into a prime (503961749) 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 31 ways as a sum of consecutive naturals, for example, 882310 + ... + 882880.

It is an arithmetic number, because the mean of its divisors is an integer number (21909888).

Almost surely, 2^503961745 is an apocalyptic number.

It is an amenable number.

503961745 is a deficient number, since it is larger than the sum of its proper divisors (197154671).

503961745 is a wasteful number, since it uses less digits than its factorization.

503961745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 503961745 is about 22449.0922979082. The cubic root of 503961745 is about 795.7913063035.

The spelling of 503961745 in words is "five hundred three million, nine hundred sixty-one thousand, seven hundred forty-five".