6311255 has 8 divisors (see below), whose sum is σ = 7587024. Its totient is φ = 5040000.

The previous prime is 6311251. The next prime is 6311297. The reversal of 6311255 is 5521136.

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

It is not a de Polignac number, because 6311255 - 2² = 6311251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6311255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6311251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4655 + ... + 5855.

It is an arithmetic number, because the mean of its divisors is an integer number (948378).

Almost surely, 2^6311255 is an apocalyptic number.

6311255 is a deficient number, since it is larger than the sum of its proper divisors (1275769).

6311255 is a wasteful number, since it uses less digits than its factorization.

6311255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2257.

The product of its digits is 900, while the sum is 23.

The square root of 6311255 is about 2512.2211288022. The cubic root of 6311255 is about 184.8013938758.

The spelling of 6311255 in words is "six million, three hundred eleven thousand, two hundred fifty-five".