332340161 has 2 divisors, whose sum is σ = 332340162. Its totient is φ = 332340160.

The previous prime is 332340131. The next prime is 332340193. The reversal of 332340161 is 161043233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210105025 + 122235136 = 14495^2 + 11056^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-332340161 is a prime.

It is a super-2 number, since 2×332340161² = 220899965227011842, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (332340131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166170080 + 166170081.

It is an arithmetic number, because the mean of its divisors is an integer number (166170081).

Almost surely, 2^332340161 is an apocalyptic number.

It is an amenable number.

332340161 is a deficient number, since it is larger than the sum of its proper divisors (1).

332340161 is an equidigital number, since it uses as much as digits as its factorization.

332340161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 332340161 is about 18230.1991486654. The cubic root of 332340161 is about 692.6719620561.

Adding to 332340161 its reverse (161043233), we get a palindrome (493383394).

The spelling of 332340161 in words is "three hundred thirty-two million, three hundred forty thousand, one hundred sixty-one".