503379361 has 4 divisors (see below), whose sum is σ = 520737300. Its totient is φ = 486021424.

The previous prime is 503379347. The next prime is 503379377. The reversal of 503379361 is 163973305.

It is a happy number.

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 93721761 + 409657600 = 9681^2 + 20240^2 .

It is a cyclic number.

It is not a de Polignac number, because 503379361 - 2⁵ = 503379329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 503379361.

It is not an unprimeable number, because it can be changed into a prime (503379301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8678926 + ... + 8678983.

It is an arithmetic number, because the mean of its divisors is an integer number (130184325).

Almost surely, 2^503379361 is an apocalyptic number.

It is an amenable number.

503379361 is a deficient number, since it is larger than the sum of its proper divisors (17357939).

503379361 is a wasteful number, since it uses less digits than its factorization.

503379361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17357938.

The product of its (nonzero) digits is 51030, while the sum is 37.

The square root of 503379361 is about 22436.1173334425. The cubic root of 503379361 is about 795.4846462785.

The spelling of 503379361 in words is "five hundred three million, three hundred seventy-nine thousand, three hundred sixty-one".