503945342207 has 4 divisors (see below), whose sum is σ = 510016972920. Its totient is φ = 497873711496.

The previous prime is 503945342189. The next prime is 503945342239. The reversal of 503945342207 is 702243549305.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 702243549305 = 5 ⋅140448709861.

It is a cyclic number.

It is not a de Polignac number, because 503945342207 - 2²⁰ = 503944293631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503945342267) 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, 3035815232 + ... + 3035815397.

It is an arithmetic number, because the mean of its divisors is an integer number (127504243230).

Almost surely, 2^503945342207 is an apocalyptic number.

503945342207 is a deficient number, since it is larger than the sum of its proper divisors (6071630713).

503945342207 is an equidigital number, since it uses as much as digits as its factorization.

503945342207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6071630712.

The product of its (nonzero) digits is 907200, while the sum is 44.

The spelling of 503945342207 in words is "five hundred three billion, nine hundred forty-five million, three hundred forty-two thousand, two hundred seven".