266153 has 2 divisors, whose sum is σ = 266154. Its totient is φ = 266152.

The previous prime is 266137. The next prime is 266159. The reversal of 266153 is 351662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 243049 + 23104 = 493^2 + 152^2 .

It is a cyclic number.

It is not a de Polignac number, because 266153 - 2⁴ = 266137 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (266159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133076 + 133077.

It is an arithmetic number, because the mean of its divisors is an integer number (133077).

2²⁶⁶¹⁵³ is an apocalyptic number.

It is an amenable number.

266153 is a deficient number, since it is larger than the sum of its proper divisors (1).

266153 is an equidigital number, since it uses as much as digits as its factorization.

266153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 23.

The square root of 266153 is about 515.9001841442. The cubic root of 266153 is about 64.3246040996.

The spelling of 266153 in words is "two hundred sixty-six thousand, one hundred fifty-three".