22145411 has 2 divisors, whose sum is σ = 22145412. Its totient is φ = 22145410.

The previous prime is 22145363. The next prime is 22145429. The reversal of 22145411 is 11454122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22145411 - 2¹⁴ = 22129027 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22145471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11072705 + 11072706.

It is an arithmetic number, because the mean of its divisors is an integer number (11072706).

Almost surely, 2^22145411 is an apocalyptic number.

22145411 is a deficient number, since it is larger than the sum of its proper divisors (1).

22145411 is an equidigital number, since it uses as much as digits as its factorization.

22145411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 320, while the sum is 20.

The square root of 22145411 is about 4705.8910952125. The cubic root of 22145411 is about 280.8199223628.

Adding to 22145411 its reverse (11454122), we get a palindrome (33599533).

The spelling of 22145411 in words is "twenty-two million, one hundred forty-five thousand, four hundred eleven".