141015541 has 2 divisors, whose sum is σ = 141015542. Its totient is φ = 141015540.

The previous prime is 141015529. The next prime is 141015551. The reversal of 141015541 is 145510141.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117288900 + 23726641 = 10830^2 + 4871^2 .

It is a cyclic number.

It is not a de Polignac number, because 141015541 - 2⁵ = 141015509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141015521) 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, 70507770 + 70507771.

It is an arithmetic number, because the mean of its divisors is an integer number (70507771).

Almost surely, 2^141015541 is an apocalyptic number.

It is an amenable number.

141015541 is a deficient number, since it is larger than the sum of its proper divisors (1).

141015541 is an equidigital number, since it uses as much as digits as its factorization.

141015541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 141015541 is about 11874.9964631574. The cubic root of 141015541 is about 520.5019081499.

Adding to 141015541 its reverse (145510141), we get a palindrome (286525682).

The spelling of 141015541 in words is "one hundred forty-one million, fifteen thousand, five hundred forty-one".