503252361 has 6 divisors (see below), whose sum is σ = 726920090. Its totient is φ = 335501568.

The previous prime is 503252333. The next prime is 503252363. The reversal of 503252361 is 163252305.

503252361 is a `hidden beast` number, since 50 + 3 + 252 + 361 = 666.

It can be written as a sum of positive squares in only one way, i.e., 418979961 + 84272400 = 20469^2 + 9180^2 .

It is not a de Polignac number, because 503252361 - 2⁹ = 503251849 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503252363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27958456 + ... + 27958473.

Almost surely, 2^503252361 is an apocalyptic number.

It is an amenable number.

503252361 is a deficient number, since it is larger than the sum of its proper divisors (223667729).

503252361 is a wasteful number, since it uses less digits than its factorization.

503252361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55916935 (or 55916932 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 503252361 is about 22433.2868969306. The cubic root of 503252361 is about 795.4177417692.

The spelling of 503252361 in words is "five hundred three million, two hundred fifty-two thousand, three hundred sixty-one".