263153 has 8 divisors (see below), whose sum is σ = 293760. Its totient is φ = 233680.

The previous prime is 263129. The next prime is 263167. The reversal of 263153 is 351362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 263153 - 2⁶ = 263089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (263183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263 + ... + 771.

It is an arithmetic number, because the mean of its divisors is an integer number (36720).

2²⁶³¹⁵³ is an apocalyptic number.

It is an amenable number.

263153 is a deficient number, since it is larger than the sum of its proper divisors (30607).

263153 is a wasteful number, since it uses less digits than its factorization.

263153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567.

The product of its digits is 540, while the sum is 20.

The square root of 263153 is about 512.9844052211. The cubic root of 263153 is about 64.0820075036.

Subtracting 263153 from its reverse (351362), we obtain a square (88209 = 297²).

The spelling of 263153 in words is "two hundred sixty-three thousand, one hundred fifty-three".