611263 has 2 divisors, whose sum is σ = 611264. Its totient is φ = 611262.

The previous prime is 611257. The next prime is 611279. The reversal of 611263 is 362116.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-611263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 611263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (611213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305631 + 305632.

It is an arithmetic number, because the mean of its divisors is an integer number (305632).

2⁶¹¹²⁶³ is an apocalyptic number.

611263 is a deficient number, since it is larger than the sum of its proper divisors (1).

611263 is an equidigital number, since it uses as much as digits as its factorization.

611263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 19.

The square root of 611263 is about 781.8331023946. The cubic root of 611263 is about 84.8677528276.

Adding to 611263 its reverse (362116), we get a palindrome (973379).

The spelling of 611263 in words is "six hundred eleven thousand, two hundred sixty-three".