712866503 has 4 divisors (see below), whose sum is σ = 714184728. Its totient is φ = 711548280.

The previous prime is 712866461. The next prime is 712866521. The reversal of 712866503 is 305668217.

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

It is a cyclic number.

It is not a de Polignac number, because 712866503 - 2¹⁸ = 712604359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (712866563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658301 + ... + 659382.

It is an arithmetic number, because the mean of its divisors is an integer number (178546182).

Almost surely, 2^712866503 is an apocalyptic number.

712866503 is a deficient number, since it is larger than the sum of its proper divisors (1318225).

712866503 is a wasteful number, since it uses less digits than its factorization.

712866503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318224.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 712866503 is about 26699.5599776476. The cubic root of 712866503 is about 893.3111115020.

The spelling of 712866503 in words is "seven hundred twelve million, eight hundred sixty-six thousand, five hundred three".