22734121 has 2 divisors, whose sum is σ = 22734122. Its totient is φ = 22734120.

The previous prime is 22734113. The next prime is 22734137. The reversal of 22734121 is 12143722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20602521 + 2131600 = 4539^2 + 1460^2 .

It is a cyclic number.

It is not a de Polignac number, because 22734121 - 2³ = 22734113 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22734092 and 22734101.

It is not a weakly prime, because it can be changed into another prime (22734161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11367060 + 11367061.

It is an arithmetic number, because the mean of its divisors is an integer number (11367061).

Almost surely, 2^22734121 is an apocalyptic number.

It is an amenable number.

22734121 is a deficient number, since it is larger than the sum of its proper divisors (1).

22734121 is an equidigital number, since it uses as much as digits as its factorization.

22734121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 22.

The square root of 22734121 is about 4768.0311450325. The cubic root of 22734121 is about 283.2866154422.

Adding to 22734121 its reverse (12143722), we get a palindrome (34877843).

The spelling of 22734121 in words is "twenty-two million, seven hundred thirty-four thousand, one hundred twenty-one".