506261203 has 4 divisors (see below), whose sum is σ = 578584240. Its totient is φ = 433938168.

The previous prime is 506261183. The next prime is 506261221. The reversal of 506261203 is 302162605.

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

It is a cyclic number.

It is not a de Polignac number, because 506261203 - 2⁹ = 506260691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506261233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36161508 + ... + 36161521.

It is an arithmetic number, because the mean of its divisors is an integer number (144646060).

Almost surely, 2^506261203 is an apocalyptic number.

506261203 is a deficient number, since it is larger than the sum of its proper divisors (72323037).

506261203 is an equidigital number, since it uses as much as digits as its factorization.

506261203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72323036.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 506261203 is about 22500.2489541783. The cubic root of 506261203 is about 796.9998058381. Note that the first 3 decimals are identical.

The spelling of 506261203 in words is "five hundred six million, two hundred sixty-one thousand, two hundred three".