2103114665 has 4 divisors (see below), whose sum is σ = 2523737604. Its totient is φ = 1682491728.

The previous prime is 2103114599. The next prime is 2103114683. The reversal of 2103114665 is 5664113012.

It is a happy number.

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 1326489241 + 776625424 = 36421^2 + 27868^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103114665 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210311462 + ... + 210311471.

It is an arithmetic number, because the mean of its divisors is an integer number (630934401).

Almost surely, 2^2103114665 is an apocalyptic number.

It is an amenable number.

2103114665 is a deficient number, since it is larger than the sum of its proper divisors (420622939).

2103114665 is an equidigital number, since it uses as much as digits as its factorization.

2103114665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420622938.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2103114665 is about 45859.7281391855. The cubic root of 2103114665 is about 1281.2119594020.

Adding to 2103114665 its reverse (5664113012), we get a palindrome (7767227677).

The spelling of 2103114665 in words is "two billion, one hundred three million, one hundred fourteen thousand, six hundred sixty-five".