235668863 has 2 divisors, whose sum is σ = 235668864. Its totient is φ = 235668862.

The previous prime is 235668821. The next prime is 235668889. The reversal of 235668863 is 368866532.

235668863 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 235668863 - 2¹⁶ = 235603327 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235665863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117834431 + 117834432.

It is an arithmetic number, because the mean of its divisors is an integer number (117834432).

Almost surely, 2^235668863 is an apocalyptic number.

235668863 is a deficient number, since it is larger than the sum of its proper divisors (1).

235668863 is an equidigital number, since it uses as much as digits as its factorization.

235668863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 47.

The square root of 235668863 is about 15351.5101211575. The cubic root of 235668863 is about 617.6854938367.

The spelling of 235668863 in words is "two hundred thirty-five million, six hundred sixty-eight thousand, eight hundred sixty-three".