506103399 has 12 divisors (see below), whose sum is σ = 769514200. Its totient is φ = 319644144.

The previous prime is 506103391. The next prime is 506103401. The reversal of 506103399 is 993301605.

506103399 is a `hidden beast` number, since 5 + 0 + 610 + 3 + 39 + 9 = 666.

It is not a de Polignac number, because 506103399 - 2³ = 506103391 is a prime.

It is a super-2 number, since 2×506103399² = 512281300958706402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506103391) 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, 1479664 + ... + 1480005.

Almost surely, 2^506103399 is an apocalyptic number.

506103399 is a deficient number, since it is larger than the sum of its proper divisors (263410801).

506103399 is a wasteful number, since it uses less digits than its factorization.

506103399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959694 (or 2959691 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 36.

The square root of 506103399 is about 22496.7419641156. The cubic root of 506103399 is about 796.9169877023.

The spelling of 506103399 in words is "five hundred six million, one hundred three thousand, three hundred ninety-nine".