24801121 has 2 divisors, whose sum is σ = 24801122. Its totient is φ = 24801120.

The previous prime is 24801109. The next prime is 24801149. The reversal of 24801121 is 12110842.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13838400 + 10962721 = 3720^2 + 3311^2 .

It is a cyclic number.

It is not a de Polignac number, because 24801121 - 2¹⁵ = 24768353 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (24801221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12400560 + 12400561.

It is an arithmetic number, because the mean of its divisors is an integer number (12400561).

Almost surely, 2^24801121 is an apocalyptic number.

It is an amenable number.

24801121 is a deficient number, since it is larger than the sum of its proper divisors (1).

24801121 is an equidigital number, since it uses as much as digits as its factorization.

24801121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 24801121 is about 4980.0723890321. The cubic root of 24801121 is about 291.6243409965.

Adding to 24801121 its reverse (12110842), we get a palindrome (36911963).

The spelling of 24801121 in words is "twenty-four million, eight hundred one thousand, one hundred twenty-one".