503344505 has 8 divisors (see below), whose sum is σ = 604615752. Its totient is φ = 402274048.

The previous prime is 503344493. The next prime is 503344511. The reversal of 503344505 is 505443305.

503344505 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 69538921 + 433805584 = 8339^2 + 20828^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 503344505 - 2⁶ = 503344441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44624 + ... + 54753.

It is an arithmetic number, because the mean of its divisors is an integer number (75576969).

Almost surely, 2^503344505 is an apocalyptic number.

It is an amenable number.

503344505 is a deficient number, since it is larger than the sum of its proper divisors (101271247).

503344505 is a wasteful number, since it uses less digits than its factorization.

503344505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100395.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 503344505 is about 22435.3405367514. The cubic root of 503344505 is about 795.4662850087.

The spelling of 503344505 in words is "five hundred three million, three hundred forty-four thousand, five hundred five".