263101 has 2 divisors, whose sum is σ = 263102. Its totient is φ = 263100.

The previous prime is 263089. The next prime is 263111. The reversal of 263101 is 101362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 251001 + 12100 = 501^2 + 110^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-263101 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 (263111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131550 + 131551.

It is an arithmetic number, because the mean of its divisors is an integer number (131551).

2²⁶³¹⁰¹ is an apocalyptic number.

It is an amenable number.

263101 is a deficient number, since it is larger than the sum of its proper divisors (1).

263101 is an equidigital number, since it uses as much as digits as its factorization.

263101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 263101 is about 512.9337189150. The cubic root of 263101 is about 64.0777862788.

Adding to 263101 its reverse (101362), we get a palindrome (364463).

The spelling of 263101 in words is "two hundred sixty-three thousand, one hundred one".