506015001 has 12 divisors (see below), whose sum is σ = 738008128. Its totient is φ = 334067544.

The previous prime is 506014991. The next prime is 506015023. The reversal of 506015001 is 100510605.

It is not a de Polignac number, because 506015001 - 2⁵ = 506014969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506035001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272005 + ... + 273858.

Almost surely, 2^506015001 is an apocalyptic number.

It is an amenable number.

506015001 is a deficient number, since it is larger than the sum of its proper divisors (231993127).

506015001 is a wasteful number, since it uses less digits than its factorization.

506015001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545972 (or 545969 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 506015001 is about 22494.7771938288. Note that the first 3 decimals coincide. The cubic root of 506015001 is about 796.8705874542.

Adding to 506015001 its reverse (100510605), we get a palindrome (606525606).

The spelling of 506015001 in words is "five hundred six million, fifteen thousand, one".