146032169 has 2 divisors, whose sum is σ = 146032170. Its totient is φ = 146032168.

The previous prime is 146032153. The next prime is 146032199. The reversal of 146032169 is 961230641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103938025 + 42094144 = 10195^2 + 6488^2 .

It is a cyclic number.

It is not a de Polignac number, because 146032169 - 2⁴ = 146032153 is a prime.

It is a super-2 number, since 2×146032169² = 42650788765689122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (146032199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73016084 + 73016085.

It is an arithmetic number, because the mean of its divisors is an integer number (73016085).

Almost surely, 2^146032169 is an apocalyptic number.

It is an amenable number.

146032169 is a deficient number, since it is larger than the sum of its proper divisors (1).

146032169 is an equidigital number, since it uses as much as digits as its factorization.

146032169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 146032169 is about 12084.3770629685. The cubic root of 146032169 is about 526.6024135594.

The spelling of 146032169 in words is "one hundred forty-six million, thirty-two thousand, one hundred sixty-nine".