2103514405 has 4 divisors (see below), whose sum is σ = 2524217292. Its totient is φ = 1682811520.

The previous prime is 2103514337. The next prime is 2103514411. The reversal of 2103514405 is 5044153012.

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 240901441 + 1862612964 = 15521^2 + 43158^2 .

It is not a de Polignac number, because 2103514405 - 2¹⁷ = 2103383333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2103514405.

It is a congruent 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, 210351436 + ... + 210351445.

It is an arithmetic number, because the mean of its divisors is an integer number (631054323).

Almost surely, 2^2103514405 is an apocalyptic number.

It is an amenable number.

2103514405 is a deficient number, since it is larger than the sum of its proper divisors (420702887).

2103514405 is an equidigital number, since it uses as much as digits as its factorization.

2103514405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420702886.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2103514405 is about 45864.0862222284. The cubic root of 2103514405 is about 1281.2931277809.

Adding to 2103514405 its reverse (5044153012), we get a palindrome (7147667417).

The spelling of 2103514405 in words is "two billion, one hundred three million, five hundred fourteen thousand, four hundred five".