2341649561 has 4 divisors (see below), whose sum is σ = 2349277392. Its totient is φ = 2334021732.

The previous prime is 2341649521. The next prime is 2341649587. The reversal of 2341649561 is 1659461432.

2341649561 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2341649561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2341649521) 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, 3813455 + ... + 3814068.

It is an arithmetic number, because the mean of its divisors is an integer number (587319348).

Almost surely, 2^2341649561 is an apocalyptic number.

It is an amenable number.

2341649561 is a deficient number, since it is larger than the sum of its proper divisors (7627831).

2341649561 is an equidigital number, since it uses as much as digits as its factorization.

2341649561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7627830.

The product of its digits is 155520, while the sum is 41.

The square root of 2341649561 is about 48390.5937244006. The cubic root of 2341649561 is about 1327.9262840804.

The spelling of 2341649561 in words is "two billion, three hundred forty-one million, six hundred forty-nine thousand, five hundred sixty-one".