146799161 has 2 divisors, whose sum is σ = 146799162. Its totient is φ = 146799160.

The previous prime is 146799137. The next prime is 146799217. The reversal of 146799161 is 161997641.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145347136 + 1452025 = 12056^2 + 1205^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146799161 is a prime.

It is not a weakly prime, because it can be changed into another prime (146709161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73399580 + 73399581.

It is an arithmetic number, because the mean of its divisors is an integer number (73399581).

Almost surely, 2^146799161 is an apocalyptic number.

It is an amenable number.

146799161 is a deficient number, since it is larger than the sum of its proper divisors (1).

146799161 is an equidigital number, since it uses as much as digits as its factorization.

146799161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 44.

The square root of 146799161 is about 12116.0703613011. The cubic root of 146799161 is about 527.5227467861.

The spelling of 146799161 in words is "one hundred forty-six million, seven hundred ninety-nine thousand, one hundred sixty-one".