22941161 has 4 divisors (see below), whose sum is σ = 22950912. Its totient is φ = 22931412.

The previous prime is 22941131. The next prime is 22941167. The reversal of 22941161 is 16114922.

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 a de Polignac number, because none of the positive numbers 2^k-22941161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22941161.

It is not an unprimeable number, because it can be changed into a prime (22941167) 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, 1076 + ... + 6858.

It is an arithmetic number, because the mean of its divisors is an integer number (5737728).

Almost surely, 2^22941161 is an apocalyptic number.

It is an amenable number.

22941161 is a deficient number, since it is larger than the sum of its proper divisors (9751).

22941161 is an equidigital number, since it uses as much as digits as its factorization.

22941161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9750.

The product of its digits is 864, while the sum is 26.

The square root of 22941161 is about 4789.6932052064. The cubic root of 22941161 is about 284.1439832294.

The spelling of 22941161 in words is "twenty-two million, nine hundred forty-one thousand, one hundred sixty-one".