141140521 has 2 divisors, whose sum is σ = 141140522. Its totient is φ = 141140520.

The previous prime is 141140509. The next prime is 141140539. The reversal of 141140521 is 125041141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 140067225 + 1073296 = 11835^2 + 1036^2 .

It is a cyclic number.

It is not a de Polignac number, because 141140521 - 2⁷ = 141140393 is a prime.

It is not a weakly prime, because it can be changed into another prime (141140501) 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, 70570260 + 70570261.

It is an arithmetic number, because the mean of its divisors is an integer number (70570261).

Almost surely, 2^141140521 is an apocalyptic number.

It is an amenable number.

141140521 is a deficient number, since it is larger than the sum of its proper divisors (1).

141140521 is an equidigital number, since it uses as much as digits as its factorization.

141140521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 141140521 is about 11880.2576150520. The cubic root of 141140521 is about 520.6556338058.

Adding to 141140521 its reverse (125041141), we get a palindrome (266181662).

The spelling of 141140521 in words is "one hundred forty-one million, one hundred forty thousand, five hundred twenty-one".