146773241 has 2 divisors, whose sum is σ = 146773242. Its totient is φ = 146773240.

The previous prime is 146773217. The next prime is 146773243. The reversal of 146773241 is 142377641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146773225 + 16 = 12115^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 146773241 - 2¹⁸ = 146511097 is a prime.

Together with 146773243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146773243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73386620 + 73386621.

It is an arithmetic number, because the mean of its divisors is an integer number (73386621).

Almost surely, 2^146773241 is an apocalyptic number.

It is an amenable number.

146773241 is a deficient number, since it is larger than the sum of its proper divisors (1).

146773241 is an equidigital number, since it uses as much as digits as its factorization.

146773241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 35.

The square root of 146773241 is about 12115.0006603384. Note that the first 3 decimals coincide. The cubic root of 146773241 is about 527.4916971208.

The spelling of 146773241 in words is "one hundred forty-six million, seven hundred seventy-three thousand, two hundred forty-one".