161182033 has 2 divisors, whose sum is σ = 161182034. Its totient is φ = 161182032.

The previous prime is 161182019. The next prime is 161182057. The reversal of 161182033 is 330281161.

161182033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156950784 + 4231249 = 12528^2 + 2057^2 .

It is a cyclic number.

It is not a de Polignac number, because 161182033 - 2⁹ = 161181521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161181989 and 161182007.

It is not a weakly prime, because it can be changed into another prime (161182003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80591016 + 80591017.

It is an arithmetic number, because the mean of its divisors is an integer number (80591017).

Almost surely, 2^161182033 is an apocalyptic number.

It is an amenable number.

161182033 is a deficient number, since it is larger than the sum of its proper divisors (1).

161182033 is an equidigital number, since it uses as much as digits as its factorization.

161182033 is an evil number, because the sum of its binary digits is even.

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

The square root of 161182033 is about 12695.7486191244. The cubic root of 161182033 is about 544.2171325856.

The spelling of 161182033 in words is "one hundred sixty-one million, one hundred eighty-two thousand, thirty-three".