706503823 has 2 divisors, whose sum is σ = 706503824. Its totient is φ = 706503822.

The previous prime is 706503821. The next prime is 706503827. The reversal of 706503823 is 328305607.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 706503823 - 2¹ = 706503821 is a prime.

Together with 706503821, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (706503821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353251911 + 353251912.

It is an arithmetic number, because the mean of its divisors is an integer number (353251912).

Almost surely, 2^706503823 is an apocalyptic number.

706503823 is a deficient number, since it is larger than the sum of its proper divisors (1).

706503823 is an equidigital number, since it uses as much as digits as its factorization.

706503823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 706503823 is about 26580.1396346972. The cubic root of 706503823 is about 890.6454195593.

The spelling of 706503823 in words is "seven hundred six million, five hundred three thousand, eight hundred twenty-three".