168078263 has 2 divisors, whose sum is σ = 168078264. Its totient is φ = 168078262.

The previous prime is 168078223. The next prime is 168078299. The reversal of 168078263 is 362870861.

It is a happy number.

168078263 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 is a cyclic number.

It is not a de Polignac number, because 168078263 - 2⁸ = 168078007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 168078263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168078203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84039131 + 84039132.

It is an arithmetic number, because the mean of its divisors is an integer number (84039132).

Almost surely, 2^168078263 is an apocalyptic number.

168078263 is a deficient number, since it is larger than the sum of its proper divisors (1).

168078263 is an equidigital number, since it uses as much as digits as its factorization.

168078263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 168078263 is about 12964.5001060589. The cubic root of 168078263 is about 551.8705051819.

The spelling of 168078263 in words is "one hundred sixty-eight million, seventy-eight thousand, two hundred sixty-three".