146166133 has 2 divisors, whose sum is σ = 146166134. Its totient is φ = 146166132.

The previous prime is 146166131. The next prime is 146166151. The reversal of 146166133 is 331661641.

146166133 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., 111978724 + 34187409 = 10582^2 + 5847^2 .

It is an emirp because it is prime and its reverse (331661641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146166133 - 2¹ = 146166131 is a prime.

Together with 146166131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 146166095 and 146166104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146166131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73083066 + 73083067.

It is an arithmetic number, because the mean of its divisors is an integer number (73083067).

Almost surely, 2^146166133 is an apocalyptic number.

It is an amenable number.

146166133 is a deficient number, since it is larger than the sum of its proper divisors (1).

146166133 is an equidigital number, since it uses as much as digits as its factorization.

146166133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 146166133 is about 12089.9186515046. The cubic root of 146166133 is about 526.7633922562.

The spelling of 146166133 in words is "one hundred forty-six million, one hundred sixty-six thousand, one hundred thirty-three".