12161833 has 2 divisors, whose sum is σ = 12161834. Its totient is φ = 12161832.

The previous prime is 12161801. The next prime is 12161839. The reversal of 12161833 is 33816121.

12161833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9753129 + 2408704 = 3123^2 + 1552^2 .

It is a cyclic number.

It is not a de Polignac number, because 12161833 - 2⁵ = 12161801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12161798 and 12161807.

It is not a weakly prime, because it can be changed into another prime (12161839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6080916 + 6080917.

It is an arithmetic number, because the mean of its divisors is an integer number (6080917).

Almost surely, 2^12161833 is an apocalyptic number.

It is an amenable number.

12161833 is a deficient number, since it is larger than the sum of its proper divisors (1).

12161833 is an equidigital number, since it uses as much as digits as its factorization.

12161833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 25.

The square root of 12161833 is about 3487.3819693289. The cubic root of 12161833 is about 229.9674371040.

Adding to 12161833 its reverse (33816121), we get a palindrome (45977954).

The spelling of 12161833 in words is "twelve million, one hundred sixty-one thousand, eight hundred thirty-three".