503355923 has 8 divisors (see below), whose sum is σ = 605541120. Its totient is φ = 408740040.

The previous prime is 503355911. The next prime is 503355949. The reversal of 503355923 is 329553305.

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 503355923 - 2⁶ = 503355859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503355623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1892183 + ... + 1892448.

It is an arithmetic number, because the mean of its divisors is an integer number (75692640).

Almost surely, 2^503355923 is an apocalyptic number.

503355923 is a deficient number, since it is larger than the sum of its proper divisors (102185197).

503355923 is a wasteful number, since it uses less digits than its factorization.

503355923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784657.

The product of its (nonzero) digits is 60750, while the sum is 35.

The square root of 503355923 is about 22435.5949999103. The cubic root of 503355923 is about 795.4722998191.

The spelling of 503355923 in words is "five hundred three million, three hundred fifty-five thousand, nine hundred twenty-three".