146328629 has 2 divisors, whose sum is σ = 146328630. Its totient is φ = 146328628.

The previous prime is 146328607. The next prime is 146328643. The reversal of 146328629 is 926823641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116100625 + 30228004 = 10775^2 + 5498^2 .

It is an emirp because it is prime and its reverse (926823641) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146328629 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146328529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73164314 + 73164315.

It is an arithmetic number, because the mean of its divisors is an integer number (73164315).

Almost surely, 2^146328629 is an apocalyptic number.

It is an amenable number.

146328629 is a deficient number, since it is larger than the sum of its proper divisors (1).

146328629 is an equidigital number, since it uses as much as digits as its factorization.

146328629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 41.

The square root of 146328629 is about 12096.6370946640. The cubic root of 146328629 is about 526.9585246534.

The spelling of 146328629 in words is "one hundred forty-six million, three hundred twenty-eight thousand, six hundred twenty-nine".