505233503 has 8 divisors (see below), whose sum is σ = 543141120. Its totient is φ = 468457560.

The previous prime is 505233499. The next prime is 505233527. The reversal of 505233503 is 305332505.

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 505233503 - 2² = 505233499 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 (505233583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281993 + ... + 283778.

It is an arithmetic number, because the mean of its divisors is an integer number (67892640).

Almost surely, 2^505233503 is an apocalyptic number.

505233503 is a deficient number, since it is larger than the sum of its proper divisors (37907617).

505233503 is a wasteful number, since it uses less digits than its factorization.

505233503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565837.

The product of its (nonzero) digits is 6750, while the sum is 26.

The square root of 505233503 is about 22477.3998273822. The cubic root of 505233503 is about 796.4601426775.

The spelling of 505233503 in words is "five hundred five million, two hundred thirty-three thousand, five hundred three".