2611255 has 4 divisors (see below), whose sum is σ = 3133512. Its totient is φ = 2089000.

The previous prime is 2611237. The next prime is 2611277. The reversal of 2611255 is 5521162.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2611255 - 2¹¹ = 2609207 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

2611255 is a lucky number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 261121 + ... + 261130.

It is an arithmetic number, because the mean of its divisors is an integer number (783378).

2^2611255 is an apocalyptic number.

2611255 is a deficient number, since it is larger than the sum of its proper divisors (522257).

2611255 is an equidigital number, since it uses as much as digits as its factorization.

2611255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522256.

The product of its digits is 600, while the sum is 22.

The square root of 2611255 is about 1615.9378082092. The cubic root of 2611255 is about 137.7050164766.

The spelling of 2611255 in words is "two million, six hundred eleven thousand, two hundred fifty-five".