679704503 has 2 divisors, whose sum is σ = 679704504. Its totient is φ = 679704502.

The previous prime is 679704479. The next prime is 679704527. The reversal of 679704503 is 305407976.

It is a balanced prime because it is at equal distance from previous prime (679704479) and next prime (679704527).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-679704503 is a prime.

It is a super-2 number, since 2×679704503² = 923996422796954018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679704563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339852251 + 339852252.

It is an arithmetic number, because the mean of its divisors is an integer number (339852252).

Almost surely, 2^679704503 is an apocalyptic number.

679704503 is a deficient number, since it is larger than the sum of its proper divisors (1).

679704503 is an equidigital number, since it uses as much as digits as its factorization.

679704503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 679704503 is about 26071.1431088090. The cubic root of 679704503 is about 879.2385385276.

The spelling of 679704503 in words is "six hundred seventy-nine million, seven hundred four thousand, five hundred three".