24002161 has 2 divisors, whose sum is σ = 24002162. Its totient is φ = 24002160.

The previous prime is 24002141. The next prime is 24002171. The reversal of 24002161 is 16120042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15358561 + 8643600 = 3919^2 + 2940^2 .

It is a cyclic number.

It is not a de Polignac number, because 24002161 - 2⁵ = 24002129 is a prime.

It is a super-2 number, since 2×24002161² = 1152207465339842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (24002141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12001080 + 12001081.

It is an arithmetic number, because the mean of its divisors is an integer number (12001081).

Almost surely, 2^24002161 is an apocalyptic number.

It is an amenable number.

24002161 is a deficient number, since it is larger than the sum of its proper divisors (1).

24002161 is an equidigital number, since it uses as much as digits as its factorization.

24002161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 24002161 is about 4899.2000367407. The cubic root of 24002161 is about 288.4585713053.

The spelling of 24002161 in words is "twenty-four million, two thousand, one hundred sixty-one".