146305241 has 2 divisors, whose sum is σ = 146305242. Its totient is φ = 146305240.

The previous prime is 146305199. The next prime is 146305279. The reversal of 146305241 is 142503641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127599616 + 18705625 = 11296^2 + 4325^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146305241 is a prime.

It is a super-3 number, since 3×146305241³ (a number of 25 digits) contains 333 as substring.

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 146305241.

It is not a weakly prime, because it can be changed into another prime (146305441) 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, 73152620 + 73152621.

It is an arithmetic number, because the mean of its divisors is an integer number (73152621).

Almost surely, 2^146305241 is an apocalyptic number.

It is an amenable number.

146305241 is a deficient number, since it is larger than the sum of its proper divisors (1).

146305241 is an equidigital number, since it uses as much as digits as its factorization.

146305241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 146305241 is about 12095.6703410766. The cubic root of 146305241 is about 526.9304482095.

Adding to 146305241 its reverse (142503641), we get a palindrome (288808882).

The spelling of 146305241 in words is "one hundred forty-six million, three hundred five thousand, two hundred forty-one".