141116521 has 18 divisors (see below), whose sum is σ = 177765102. Its totient is φ = 111646080.

The previous prime is 141116501. The next prime is 141116527. The reversal of 141116521 is 125611141.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 8037225 + 133079296 = 2835^2 + 11536^2 .

It is not a de Polignac number, because 141116521 - 2⁹ = 141116009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 141116492 and 141116501.

It is not an unprimeable number, because it can be changed into a prime (141116527) 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 in 17 ways as a sum of consecutive naturals, for example, 240 + ... + 16801.

It is an arithmetic number, because the mean of its divisors is an integer number (9875839).

Almost surely, 2^141116521 is an apocalyptic number.

It is an amenable number.

141116521 is a deficient number, since it is larger than the sum of its proper divisors (36648581).

141116521 is a wasteful number, since it uses less digits than its factorization.

141116521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17081 (or 17061 counting only the distinct ones).

The product of its digits is 240, while the sum is 22.

The square root of 141116521 is about 11879.2474930022. The cubic root of 141116521 is about 520.6261207988.

Adding to 141116521 its reverse (125611141), we get a palindrome (266727662).

The spelling of 141116521 in words is "one hundred forty-one million, one hundred sixteen thousand, five hundred twenty-one".