864358723 has 2 divisors, whose sum is σ = 864358724. Its totient is φ = 864358722.

The previous prime is 864358687. The next prime is 864358751. The reversal of 864358723 is 327853468.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 864358723 - 2⁹ = 864358211 is a prime.

It is not a weakly prime, because it can be changed into another prime (864358783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432179361 + 432179362.

It is an arithmetic number, because the mean of its divisors is an integer number (432179362).

Almost surely, 2^864358723 is an apocalyptic number.

864358723 is a deficient number, since it is larger than the sum of its proper divisors (1).

864358723 is an equidigital number, since it uses as much as digits as its factorization.

864358723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 46.

The square root of 864358723 is about 29399.9782823049. The cubic root of 864358723 is about 952.5724271248.

The spelling of 864358723 in words is "eight hundred sixty-four million, three hundred fifty-eight thousand, seven hundred twenty-three".