863423497 has 2 divisors, whose sum is σ = 863423498. Its totient is φ = 863423496.

The previous prime is 863423471. The next prime is 863423503. The reversal of 863423497 is 794324368.

863423497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 634082761 + 229340736 = 25181^2 + 15144^2 .

It is a cyclic number.

It is not a de Polignac number, because 863423497 - 2⁷ = 863423369 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (863423437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431711748 + 431711749.

It is an arithmetic number, because the mean of its divisors is an integer number (431711749).

Almost surely, 2^863423497 is an apocalyptic number.

It is an amenable number.

863423497 is a deficient number, since it is larger than the sum of its proper divisors (1).

863423497 is an equidigital number, since it uses as much as digits as its factorization.

863423497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 46.

The square root of 863423497 is about 29384.0687618308. The cubic root of 863423497 is about 952.2287457442.

It can be divided in two parts, 8634 and 23497, that added together give a triangular number (32131 = T₂₅₃).

The spelling of 863423497 in words is "eight hundred sixty-three million, four hundred twenty-three thousand, four hundred ninety-seven".