11022645 has 16 divisors (see below), whose sum is σ = 18067392. Its totient is φ = 5735040.

The previous prime is 11022643. The next prime is 11022653. The reversal of 11022645 is 54622011.

It is not a de Polignac number, because 11022645 - 2¹ = 11022643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022643) 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, 8347 + ... + 9576.

It is an arithmetic number, because the mean of its divisors is an integer number (1129212).

Almost surely, 2^11022645 is an apocalyptic number.

11022645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11022645 is a deficient number, since it is larger than the sum of its proper divisors (7044747).

11022645 is a wasteful number, since it uses less digits than its factorization.

11022645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17972.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 11022645 is about 3320.0368973853. The cubic root of 11022645 is about 222.5505166617.

Adding to 11022645 its reverse (54622011), we get a palindrome (65644656).

The spelling of 11022645 in words is "eleven million, twenty-two thousand, six hundred forty-five".