2103530003405 has 16 divisors (see below), whose sum is σ = 2634219771264. Its totient is φ = 1609514512320.

The previous prime is 2103530003369. The next prime is 2103530003413. The reversal of 2103530003405 is 5043000353012.

It is not a de Polignac number, because 2103530003405 - 2¹⁶ = 2103529937869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493310 + ... + 2109600.

It is an arithmetic number, because the mean of its divisors is an integer number (164638735704).

Almost surely, 2^{2103530003405} is an apocalyptic number.

It is an amenable number.

2103530003405 is a deficient number, since it is larger than the sum of its proper divisors (530689767859).

2103530003405 is a wasteful number, since it uses less digits than its factorization.

2103530003405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627636.

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 2103530003405 its reverse (5043000353012), we get a palindrome (7146530356417).

The spelling of 2103530003405 in words is "two trillion, one hundred three billion, five hundred thirty million, three thousand, four hundred five".