2360405561 has 4 divisors (see below), whose sum is σ = 2363367972. Its totient is φ = 2357443152.

The previous prime is 2360405527. The next prime is 2360405563. The reversal of 2360405561 is 1655040632.

2360405561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 976937536 + 1383468025 = 31256^2 + 37195^2 .

It is a cyclic number.

It is not a de Polignac number, because 2360405561 - 2¹⁴ = 2360389177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2360405563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1480010 + ... + 1481603.

It is an arithmetic number, because the mean of its divisors is an integer number (590841993).

Almost surely, 2^2360405561 is an apocalyptic number.

It is an amenable number.

2360405561 is a deficient number, since it is larger than the sum of its proper divisors (2962411).

2360405561 is an equidigital number, since it uses as much as digits as its factorization.

2360405561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962410.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 2360405561 is about 48584.0051971840. The cubic root of 2360405561 is about 1331.4623072506.

The spelling of 2360405561 in words is "two billion, three hundred sixty million, four hundred five thousand, five hundred sixty-one".