11203055 has 8 divisors (see below), whose sum is σ = 13481952. Its totient is φ = 8936928.

The previous prime is 11203039. The next prime is 11203057. The reversal of 11203055 is 55030211.

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 11203055 - 2⁴ = 11203039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11203057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1139 + ... + 4868.

It is an arithmetic number, because the mean of its divisors is an integer number (1685244).

Almost surely, 2^11203055 is an apocalyptic number.

11203055 is a deficient number, since it is larger than the sum of its proper divisors (2278897).

11203055 is an equidigital number, since it uses as much as digits as its factorization.

11203055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6385.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 11203055 is about 3347.0965029410. The cubic root of 11203055 is about 223.7581293926.

Adding to 11203055 its reverse (55030211), we get a palindrome (66233266).

The spelling of 11203055 in words is "eleven million, two hundred three thousand, fifty-five".