11022147 has 24 divisors (see below), whose sum is σ = 17160000. Its totient is φ = 6794928.

The previous prime is 11022139. The next prime is 11022169. The reversal of 11022147 is 74122011.

It is not a de Polignac number, because 11022147 - 2³ = 11022139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11021147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6604 + ... + 8102.

It is an arithmetic number, because the mean of its divisors is an integer number (715000).

Almost surely, 2^11022147 is an apocalyptic number.

11022147 is a deficient number, since it is larger than the sum of its proper divisors (6137853).

11022147 is a wasteful number, since it uses less digits than its factorization.

11022147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567 (or 1564 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 11022147 is about 3319.9618973717. The cubic root of 11022147 is about 222.5471650214.

Adding to 11022147 its reverse (74122011), we get a palindrome (85144158).

It can be divided in two parts, 1102 and 2147, that added together give a square (3249 = 57²).

The spelling of 11022147 in words is "eleven million, twenty-two thousand, one hundred forty-seven".