11022157 has 4 divisors (see below), whose sum is σ = 11028960. Its totient is φ = 11015356.

The previous prime is 11022139. The next prime is 11022169. The reversal of 11022157 is 75122011.

11022157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11022157 - 2¹¹ = 11020109 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 (11022257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594 + ... + 4732.

It is an arithmetic number, because the mean of its divisors is an integer number (2757240).

Almost surely, 2^11022157 is an apocalyptic number.

It is an amenable number.

11022157 is a deficient number, since it is larger than the sum of its proper divisors (6803).

11022157 is an equidigital number, since it uses as much as digits as its factorization.

11022157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6802.

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 11022157 is about 3319.9634034128. The cubic root of 11022157 is about 222.5472323244.

Adding to 11022157 its reverse (75122011), we get a palindrome (86144168).

The spelling of 11022157 in words is "eleven million, twenty-two thousand, one hundred fifty-seven".