268123 has 2 divisors, whose sum is σ = 268124. Its totient is φ = 268122.

The previous prime is 268091. The next prime is 268133. The reversal of 268123 is 321862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 268123 - 2⁵ = 268091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 268094 and 268103.

It is not a weakly prime, because it can be changed into another prime (268133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134061 + 134062.

It is an arithmetic number, because the mean of its divisors is an integer number (134062).

2²⁶⁸¹²³ is an apocalyptic number.

268123 is a deficient number, since it is larger than the sum of its proper divisors (1).

268123 is an equidigital number, since it uses as much as digits as its factorization.

268123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 22.

The square root of 268123 is about 517.8059482084. The cubic root of 268123 is about 64.4829191796.

Adding to 268123 its reverse (321862), we get a palindrome (589985).

It can be divided in two parts, 2681 and 23, that added together give a square (2704 = 52²).

The spelling of 268123 in words is "two hundred sixty-eight thousand, one hundred twenty-three".