11551255 has 8 divisors (see below), whose sum is σ = 13882752. Its totient is φ = 9226848.

The previous prime is 11551249. The next prime is 11551261. The reversal of 11551255 is 55215511.

11551255 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11551249) and next prime (11551261).

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 11551255 - 2³ = 11551247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2977 + ... + 5653.

It is an arithmetic number, because the mean of its divisors is an integer number (1735344).

Almost surely, 2^11551255 is an apocalyptic number.

11551255 is a deficient number, since it is larger than the sum of its proper divisors (2331497).

11551255 is an equidigital number, since it uses as much as digits as its factorization.

11551255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3545.

The product of its digits is 1250, while the sum is 25.

The square root of 11551255 is about 3398.7137272798. The cubic root of 11551255 is about 226.0527130545.

Adding to 11551255 its reverse (55215511), we get a palindrome (66766766).

The spelling of 11551255 in words is "eleven million, five hundred fifty-one thousand, two hundred fifty-five".