506342011 has 4 divisors (see below), whose sum is σ = 578676592. Its totient is φ = 434007432.

The previous prime is 506342009. The next prime is 506342021. The reversal of 506342011 is 110243605.

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 506342011 - 2¹ = 506342009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506342021) 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, 36167280 + ... + 36167293.

It is an arithmetic number, because the mean of its divisors is an integer number (144669148).

Almost surely, 2^506342011 is an apocalyptic number.

506342011 is a deficient number, since it is larger than the sum of its proper divisors (72334581).

506342011 is an equidigital number, since it uses as much as digits as its factorization.

506342011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72334580.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 506342011 is about 22502.0445959917. The cubic root of 506342011 is about 797.0422085435.

Adding to 506342011 its reverse (110243605), we get a palindrome (616585616).

It can be divided in two parts, 5063 and 42011, that added together give a palindrome (47074).

The spelling of 506342011 in words is "five hundred six million, three hundred forty-two thousand, eleven".