11000045 has 16 divisors (see below), whose sum is σ = 15438720. Its totient is φ = 7366464.

The previous prime is 11000027. The next prime is 11000053. The reversal of 11000045 is 54000011.

It is not a de Polignac number, because 11000045 - 2¹⁶ = 10934509 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2150 + ... + 5159.

It is an arithmetic number, because the mean of its divisors is an integer number (964920).

Almost surely, 2^11000045 is an apocalyptic number.

It is an amenable number.

11000045 is a deficient number, since it is larger than the sum of its proper divisors (4438675).

11000045 is an equidigital number, since it uses as much as digits as its factorization.

11000045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7364.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 11000045 is about 3316.6315743537. The cubic root of 11000045 is about 222.3983123265.

Adding to 11000045 its reverse (54000011), we get a palindrome (65000056).

The spelling of 11000045 in words is "eleven million, forty-five", and thus it is an aban number and an uban number.