146052241 has 2 divisors, whose sum is σ = 146052242. Its totient is φ = 146052240.

The previous prime is 146052229. The next prime is 146052271. The reversal of 146052241 is 142250641.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90326016 + 55726225 = 9504^2 + 7465^2 .

It is a cyclic number.

It is not a de Polignac number, because 146052241 - 2⁷ = 146052113 is a prime.

It is a super-2 number, since 2×146052241² = 42662514202244162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (146052271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73026120 + 73026121.

It is an arithmetic number, because the mean of its divisors is an integer number (73026121).

Almost surely, 2^146052241 is an apocalyptic number.

It is an amenable number.

146052241 is a deficient number, since it is larger than the sum of its proper divisors (1).

146052241 is an equidigital number, since it uses as much as digits as its factorization.

146052241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 146052241 is about 12085.2075282140. The cubic root of 146052241 is about 526.6265394751.

The spelling of 146052241 in words is "one hundred forty-six million, fifty-two thousand, two hundred forty-one".