11022145 has 8 divisors (see below), whose sum is σ = 13476456. Its totient is φ = 8651136.

The previous prime is 11022139. The next prime is 11022169. The reversal of 11022145 is 54122011.

It can be written as a sum of positive squares in 4 ways, for example, as 788544 + 10233601 = 888^2 + 3199^2 .

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 11022145 - 2⁵ = 11022113 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20532 + ... + 21061.

It is an arithmetic number, because the mean of its divisors is an integer number (1684557).

Almost surely, 2^11022145 is an apocalyptic number.

It is an amenable number.

11022145 is a deficient number, since it is larger than the sum of its proper divisors (2454311).

11022145 is an equidigital number, since it uses as much as digits as its factorization.

11022145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41651.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 11022145 is about 3319.9615961634. The cubic root of 11022145 is about 222.5471515607.

Adding to 11022145 its reverse (54122011), we get a palindrome (65144156).

The spelling of 11022145 in words is "eleven million, twenty-two thousand, one hundred forty-five".