11303055 has 12 divisors (see below), whose sum is σ = 19592040. Its totient is φ = 6028272.

The previous prime is 11303029. The next prime is 11303057. The reversal of 11303055 is 55030311.

It is a happy number.

It is not a de Polignac number, because 11303055 - 2⁷ = 11302927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11303057) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 125545 + ... + 125634.

It is an arithmetic number, because the mean of its divisors is an integer number (1632670).

Almost surely, 2^11303055 is an apocalyptic number.

11303055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11303055 is a deficient number, since it is larger than the sum of its proper divisors (8288985).

11303055 is a wasteful number, since it uses less digits than its factorization.

11303055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251190 (or 251187 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 11303055 is about 3362.0016359306. The cubic root of 11303055 is about 224.4219234684.

Adding to 11303055 its reverse (55030311), we get a palindrome (66333366).

The spelling of 11303055 in words is "eleven million, three hundred three thousand, fifty-five".