146384729 has 2 divisors, whose sum is σ = 146384730. Its totient is φ = 146384728.

The previous prime is 146384717. The next prime is 146384761. The reversal of 146384729 is 927483641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145926400 + 458329 = 12080^2 + 677^2 .

It is a cyclic number.

It is not a de Polignac number, because 146384729 - 2⁴ = 146384713 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146384729.

It is not a weakly prime, because it can be changed into another prime (146384129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73192364 + 73192365.

It is an arithmetic number, because the mean of its divisors is an integer number (73192365).

Almost surely, 2^146384729 is an apocalyptic number.

It is an amenable number.

146384729 is a deficient number, since it is larger than the sum of its proper divisors (1).

146384729 is an equidigital number, since it uses as much as digits as its factorization.

146384729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 44.

The square root of 146384729 is about 12098.9556987370. The cubic root of 146384729 is about 527.0258584721.

The spelling of 146384729 in words is "one hundred forty-six million, three hundred eighty-four thousand, seven hundred twenty-nine".