506120203 has 4 divisors (see below), whose sum is σ = 509983848. Its totient is φ = 502256560.

The previous prime is 506120201. The next prime is 506120213. The reversal of 506120203 is 302021605.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302021605 = 5 ⋅60404321.

It is a cyclic number.

It is not a de Polignac number, because 506120203 - 2¹ = 506120201 is a prime.

It is a super-2 number, since 2×506120203² = 512315319769522418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506120201) 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, 1931626 + ... + 1931887.

It is an arithmetic number, because the mean of its divisors is an integer number (127495962).

Almost surely, 2^506120203 is an apocalyptic number.

506120203 is a deficient number, since it is larger than the sum of its proper divisors (3863645).

506120203 is a wasteful number, since it uses less digits than its factorization.

506120203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3863644.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 506120203 is about 22497.1154373177. The cubic root of 506120203 is about 796.9258075369.

Adding to 506120203 its reverse (302021605), we get a palindrome (808141808).

The spelling of 506120203 in words is "five hundred six million, one hundred twenty thousand, two hundred three".