11003345 has 16 divisors (see below), whose sum is σ = 13514688. Its totient is φ = 8598720.

The previous prime is 11003341. The next prime is 11003347. The reversal of 11003345 is 54330011.

It is not a de Polignac number, because 11003345 - 2² = 11003341 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11003341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70007 + ... + 70163.

It is an arithmetic number, because the mean of its divisors is an integer number (844668).

Almost surely, 2^11003345 is an apocalyptic number.

It is an amenable number.

11003345 is a deficient number, since it is larger than the sum of its proper divisors (2511343).

11003345 is a wasteful number, since it uses less digits than its factorization.

11003345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 11003345 is about 3317.1290297485. The cubic root of 11003345 is about 222.4205498432.

Adding to 11003345 its reverse (54330011), we get a palindrome (65333356).

The spelling of 11003345 in words is "eleven million, three thousand, three hundred forty-five".