236147161 has 2 divisors, whose sum is σ = 236147162. Its totient is φ = 236147160.

The previous prime is 236147147. The next prime is 236147213. The reversal of 236147161 is 161741632.

236147161 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., 201100761 + 35046400 = 14181^2 + 5920^2 .

It is a cyclic number.

It is not a de Polignac number, because 236147161 - 2¹⁷ = 236016089 is a prime.

It is not a weakly prime, because it can be changed into another prime (236147111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118073580 + 118073581.

It is an arithmetic number, because the mean of its divisors is an integer number (118073581).

Almost surely, 2^236147161 is an apocalyptic number.

It is an amenable number.

236147161 is a deficient number, since it is larger than the sum of its proper divisors (1).

236147161 is an equidigital number, since it uses as much as digits as its factorization.

236147161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 31.

The square root of 236147161 is about 15367.0804318843. The cubic root of 236147161 is about 618.1030827234.

Adding to 236147161 its reverse (161741632), we get a palindrome (397888793).

The spelling of 236147161 in words is "two hundred thirty-six million, one hundred forty-seven thousand, one hundred sixty-one".