503350369 has 4 divisors (see below), whose sum is σ = 505958596. Its totient is φ = 500742144.

The previous prime is 503350349. The next prime is 503350411. The reversal of 503350369 is 963053305.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 271854144 + 231496225 = 16488^2 + 15215^2 .

It is a cyclic number.

It is not a de Polignac number, because 503350369 - 2⁷ = 503350241 is a prime.

It is a super-2 number, since 2×503350369² = 506723187944872322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503350319) 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, 1303824 + ... + 1304209.

It is an arithmetic number, because the mean of its divisors is an integer number (126489649).

Almost surely, 2^503350369 is an apocalyptic number.

It is an amenable number.

503350369 is a deficient number, since it is larger than the sum of its proper divisors (2608227).

503350369 is a wasteful number, since it uses less digits than its factorization.

503350369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608226.

The product of its (nonzero) digits is 36450, while the sum is 34.

The square root of 503350369 is about 22435.4712230432. The cubic root of 503350369 is about 795.4693740767.

The spelling of 503350369 in words is "five hundred three million, three hundred fifty thousand, three hundred sixty-nine".