503261233 has 4 divisors (see below), whose sum is σ = 503351280. Its totient is φ = 503171188.

The previous prime is 503261221. The next prime is 503261243. The reversal of 503261233 is 332162305.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 503261233 - 2⁹ = 503260721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 503261198 and 503261207.

It is not an unprimeable number, because it can be changed into a prime (503261243) 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 3 ways as a sum of consecutive naturals, for example, 36043 + ... + 48016.

It is an arithmetic number, because the mean of its divisors is an integer number (125837820).

Almost surely, 2^503261233 is an apocalyptic number.

It is an amenable number.

503261233 is a deficient number, since it is larger than the sum of its proper divisors (90047).

503261233 is an equidigital number, since it uses as much as digits as its factorization.

503261233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90046.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 503261233 is about 22433.4846379246. The cubic root of 503261233 is about 795.4224159680.

The spelling of 503261233 in words is "five hundred three million, two hundred sixty-one thousand, two hundred thirty-three".