11054145 has 24 divisors (see below), whose sum is σ = 18559296. Its totient is φ = 5607712.

The previous prime is 11054123. The next prime is 11054159. The reversal of 11054145 is 54145011.

It is not a de Polignac number, because 11054145 - 2⁶ = 11054081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61666 + ... + 61844.

It is an arithmetic number, because the mean of its divisors is an integer number (773304).

Almost surely, 2^11054145 is an apocalyptic number.

11054145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11054145 is a deficient number, since it is larger than the sum of its proper divisors (7505151).

11054145 is an equidigital number, since it uses as much as digits as its factorization.

11054145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 11054145 is about 3324.7774361602. Note that the first 3 decimals coincide. The cubic root of 11054145 is about 222.7623131926.

Adding to 11054145 its reverse (54145011), we get a palindrome (65199156).

The spelling of 11054145 in words is "eleven million, fifty-four thousand, one hundred forty-five".