768503 has 2 divisors, whose sum is σ = 768504. Its totient is φ = 768502.

The previous prime is 768491. The next prime is 768541. The reversal of 768503 is 305867.

It is a weak prime.

It is an emirp because it is prime and its reverse (305867) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-768503 is a prime.

It is a super-2 number, since 2×768503² = 1181193722018, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (768563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384251 + 384252.

It is an arithmetic number, because the mean of its divisors is an integer number (384252).

2⁷⁶⁸⁵⁰³ is an apocalyptic number.

768503 is a deficient number, since it is larger than the sum of its proper divisors (1).

768503 is an equidigital number, since it uses as much as digits as its factorization.

768503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 768503 is about 876.6430288321. The cubic root of 768503 is about 91.5971277933.

The spelling of 768503 in words is "seven hundred sixty-eight thousand, five hundred three".