146005241 has 2 divisors, whose sum is σ = 146005242. Its totient is φ = 146005240.

The previous prime is 146005207. The next prime is 146005243. The reversal of 146005241 is 142500641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125529616 + 20475625 = 11204^2 + 4525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146005241 is a prime.

Together with 146005243, 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 (146005243) 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, 73002620 + 73002621.

It is an arithmetic number, because the mean of its divisors is an integer number (73002621).

Almost surely, 2^146005241 is an apocalyptic number.

It is an amenable number.

146005241 is a deficient number, since it is larger than the sum of its proper divisors (1).

146005241 is an equidigital number, since it uses as much as digits as its factorization.

146005241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 146005241 is about 12083.2628457714. The cubic root of 146005241 is about 526.5700434737.

Adding to 146005241 its reverse (142500641), we get a palindrome (288505882).

The spelling of 146005241 in words is "one hundred forty-six million, five thousand, two hundred forty-one".