11601255 has 8 divisors (see below), whose sum is σ = 18562032. Its totient is φ = 6187328.

The previous prime is 11601241. The next prime is 11601257. The reversal of 11601255 is 55210611.

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 11601255 - 2⁷ = 11601127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11601257) 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, 386694 + ... + 386723.

It is an arithmetic number, because the mean of its divisors is an integer number (2320254).

Almost surely, 2^11601255 is an apocalyptic number.

11601255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11601255 is a deficient number, since it is larger than the sum of its proper divisors (6960777).

11601255 is an equidigital number, since it uses as much as digits as its factorization.

11601255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773425.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 11601255 is about 3406.0615085462. The cubic root of 11601255 is about 226.3784025376.

Adding to 11601255 its reverse (55210611), we get a palindrome (66811866).

It can be divided in two parts, 1160 and 1255, that added together give a triangular number (2415 = T₆₉).

The spelling of 11601255 in words is "eleven million, six hundred one thousand, two hundred fifty-five".