2103716649 has 8 divisors (see below), whose sum is σ = 2870187232. Its totient is φ = 1369861920.

The previous prime is 2103716647. The next prime is 2103716669. The reversal of 2103716649 is 9466173012.

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

It is not a de Polignac number, because 2103716649 - 2¹ = 2103716647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103716647) 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, 8153812 + ... + 8154069.

It is an arithmetic number, because the mean of its divisors is an integer number (358773404).

Almost surely, 2^2103716649 is an apocalyptic number.

It is an amenable number.

2103716649 is a deficient number, since it is larger than the sum of its proper divisors (766470583).

2103716649 is a wasteful number, since it uses less digits than its factorization.

2103716649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16307927.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 2103716649 is about 45866.2909880448. The cubic root of 2103716649 is about 1281.3341901006.

The spelling of 2103716649 in words is "two billion, one hundred three million, seven hundred sixteen thousand, six hundred forty-nine".