146315161 has 2 divisors, whose sum is σ = 146315162. Its totient is φ = 146315160.

The previous prime is 146315129. The next prime is 146315171. The reversal of 146315161 is 161513641.

146315161 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., 126787600 + 19527561 = 11260^2 + 4419^2 .

It is an emirp because it is prime and its reverse (161513641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146315161 - 2⁵ = 146315129 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146315171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73157580 + 73157581.

It is an arithmetic number, because the mean of its divisors is an integer number (73157581).

Almost surely, 2^146315161 is an apocalyptic number.

It is an amenable number.

146315161 is a deficient number, since it is larger than the sum of its proper divisors (1).

146315161 is an equidigital number, since it uses as much as digits as its factorization.

146315161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 28.

The square root of 146315161 is about 12096.0803982116. The cubic root of 146315161 is about 526.9423571743.

The spelling of 146315161 in words is "one hundred forty-six million, three hundred fifteen thousand, one hundred sixty-one".