268153 has 2 divisors, whose sum is σ = 268154. Its totient is φ = 268152.

The previous prime is 268133. The next prime is 268171. The reversal of 268153 is 351862.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222784 + 45369 = 472^2 + 213^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268153 is a prime.

268153 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (268123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134076 + 134077.

It is an arithmetic number, because the mean of its divisors is an integer number (134077).

2²⁶⁸¹⁵³ is an apocalyptic number.

It is an amenable number.

268153 is a deficient number, since it is larger than the sum of its proper divisors (1).

268153 is an equidigital number, since it uses as much as digits as its factorization.

268153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 268153 is about 517.8349157792. The cubic root of 268153 is about 64.4853240652.

The spelling of 268153 in words is "two hundred sixty-eight thousand, one hundred fifty-three".