503416897 has 2 divisors, whose sum is σ = 503416898. Its totient is φ = 503416896.

The previous prime is 503416831. The next prime is 503416919. The reversal of 503416897 is 798614305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 480530241 + 22886656 = 21921^2 + 4784^2 .

It is a cyclic number.

It is not a de Polignac number, because 503416897 - 2⁷ = 503416769 is a prime.

It is not a weakly prime, because it can be changed into another prime (503416807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251708448 + 251708449.

It is an arithmetic number, because the mean of its divisors is an integer number (251708449).

Almost surely, 2^503416897 is an apocalyptic number.

It is an amenable number.

503416897 is a deficient number, since it is larger than the sum of its proper divisors (1).

503416897 is an equidigital number, since it uses as much as digits as its factorization.

503416897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 503416897 is about 22436.9538262216. The cubic root of 503416897 is about 795.5044183576.

The spelling of 503416897 in words is "five hundred three million, four hundred sixteen thousand, eight hundred ninety-seven".