11603255 has 4 divisors (see below), whose sum is σ = 13923912. Its totient is φ = 9282600.

The previous prime is 11603233. The next prime is 11603257. The reversal of 11603255 is 55230611.

11603255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55230611 = 53 ⋅1042087.

It is not a de Polignac number, because 11603255 - 2¹⁰ = 11602231 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 11603255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11603257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1160321 + ... + 1160330.

It is an arithmetic number, because the mean of its divisors is an integer number (3480978).

Almost surely, 2^11603255 is an apocalyptic number.

11603255 is a deficient number, since it is larger than the sum of its proper divisors (2320657).

11603255 is an equidigital number, since it uses as much as digits as its factorization.

11603255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320656.

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

The square root of 11603255 is about 3406.3550901220. The cubic root of 11603255 is about 226.3914106357.

Adding to 11603255 its reverse (55230611), we get a palindrome (66833866).

The spelling of 11603255 in words is "eleven million, six hundred three thousand, two hundred fifty-five".