864256703 has 2 divisors, whose sum is σ = 864256704. Its totient is φ = 864256702.

The previous prime is 864256663. The next prime is 864256733. The reversal of 864256703 is 307652468.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 864256703 - 2⁶ = 864256639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (864256733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432128351 + 432128352.

It is an arithmetic number, because the mean of its divisors is an integer number (432128352).

Almost surely, 2^864256703 is an apocalyptic number.

864256703 is a deficient number, since it is larger than the sum of its proper divisors (1).

864256703 is an equidigital number, since it uses as much as digits as its factorization.

864256703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 864256703 is about 29398.2431958102. The cubic root of 864256703 is about 952.5349483713.

The spelling of 864256703 in words is "eight hundred sixty-four million, two hundred fifty-six thousand, seven hundred three".