2241315661 has 16 divisors (see below), whose sum is σ = 2541813120. Its totient is φ = 1960770240.

The previous prime is 2241315653. The next prime is 2241315673. The reversal of 2241315661 is 1665131422.

It is a happy number.

2241315661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2241315661 - 2³ = 2241315653 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 (2241315631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1795 + ... + 66976.

It is an arithmetic number, because the mean of its divisors is an integer number (158863320).

Almost surely, 2^2241315661 is an apocalyptic number.

It is an amenable number.

2241315661 is a deficient number, since it is larger than the sum of its proper divisors (300497459).

2241315661 is a wasteful number, since it uses less digits than its factorization.

2241315661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68916.

The product of its digits is 8640, while the sum is 31.

The square root of 2241315661 is about 47342.5354306252. The cubic root of 2241315661 is about 1308.6826414608.

The spelling of 2241315661 in words is "two billion, two hundred forty-one million, three hundred fifteen thousand, six hundred sixty-one".