712663843 has 4 divisors (see below), whose sum is σ = 712971648. Its totient is φ = 712356040.

The previous prime is 712663841. The next prime is 712663877. The reversal of 712663843 is 348366217.

712663843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 712663843 - 2¹ = 712663841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 712663796 and 712663805.

It is not an unprimeable number, because it can be changed into a prime (712663841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150403 + ... + 155068.

It is an arithmetic number, because the mean of its divisors is an integer number (178242912).

Almost surely, 2^712663843 is an apocalyptic number.

712663843 is a deficient number, since it is larger than the sum of its proper divisors (307805).

712663843 is a wasteful number, since it uses less digits than its factorization.

712663843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307804.

The product of its digits is 145152, while the sum is 40.

The square root of 712663843 is about 26695.7645142446. The cubic root of 712663843 is about 893.2264506819.

The spelling of 712663843 in words is "seven hundred twelve million, six hundred sixty-three thousand, eight hundred forty-three".