22163153 has 4 divisors (see below), whose sum is σ = 22187940. Its totient is φ = 22138368.

The previous prime is 22163149. The next prime is 22163159. The reversal of 22163153 is 35136122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 744769 + 21418384 = 863^2 + 4628^2 .

It is a cyclic number.

It is not a de Polignac number, because 22163153 - 2² = 22163149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22163159) 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, 11000 + ... + 12857.

It is an arithmetic number, because the mean of its divisors is an integer number (5546985).

Almost surely, 2^22163153 is an apocalyptic number.

It is an amenable number.

22163153 is a deficient number, since it is larger than the sum of its proper divisors (24787).

22163153 is an equidigital number, since it uses as much as digits as its factorization.

22163153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24786.

The product of its digits is 1080, while the sum is 23.

The square root of 22163153 is about 4707.7758017986. The cubic root of 22163153 is about 280.8948961669.

Adding to 22163153 its reverse (35136122), we get a palindrome (57299275).

The spelling of 22163153 in words is "twenty-two million, one hundred sixty-three thousand, one hundred fifty-three".