11022087 has 4 divisors (see below), whose sum is σ = 14696120. Its totient is φ = 7348056.

The previous prime is 11022079. The next prime is 11022097. The reversal of 11022087 is 78022011.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11022087 - 2³ = 11022079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022097) 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 3 ways as a sum of consecutive naturals, for example, 1837012 + ... + 1837017.

It is an arithmetic number, because the mean of its divisors is an integer number (3674030).

Almost surely, 2^11022087 is an apocalyptic number.

11022087 is a deficient number, since it is larger than the sum of its proper divisors (3674033).

11022087 is an equidigital number, since it uses as much as digits as its factorization.

11022087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674032.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 11022087 is about 3319.9528611111. The cubic root of 11022087 is about 222.5467612024.

Adding to 11022087 its reverse (78022011), we get a palindrome (89044098).

The spelling of 11022087 in words is "eleven million, twenty-two thousand, eighty-seven".