241135621 has 8 divisors (see below), whose sum is σ = 245208600. Its totient is φ = 237093120.

The previous prime is 241135619. The next prime is 241135627. The reversal of 241135621 is 126531142.

It is a happy number.

241135621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 53144100 + 187991521 = 7290^2 + 13711^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 241135621 - 2¹ = 241135619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241135627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8625 + ... + 23593.

It is an arithmetic number, because the mean of its divisors is an integer number (30651075).

Almost surely, 2^241135621 is an apocalyptic number.

It is an amenable number.

241135621 is a deficient number, since it is larger than the sum of its proper divisors (4072979).

241135621 is a wasteful number, since it uses less digits than its factorization.

241135621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15239.

The product of its digits is 1440, while the sum is 25.

The square root of 241135621 is about 15528.5421402011. The cubic root of 241135621 is about 622.4251366130.

Adding to 241135621 its reverse (126531142), we get a palindrome (367666763).

The spelling of 241135621 in words is "two hundred forty-one million, one hundred thirty-five thousand, six hundred twenty-one".