1003650040105 has 4 divisors (see below), whose sum is σ = 1204380048132. Its totient is φ = 802920032080.

The previous prime is 1003650040051. The next prime is 1003650040139. The reversal of 1003650040105 is 5010400563001.

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 665116909209 + 338533130896 = 815547^2 + 581836^2 .

It is not a de Polignac number, because 1003650040105 - 2²⁵ = 1003616485673 is a prime.

It is a super-2 number, since 2×1003650040105² (a number of 25 digits) contains 22 as substring.

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 1003650040105.

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, 100365004006 + ... + 100365004015.

It is an arithmetic number, because the mean of its divisors is an integer number (301095012033).

Almost surely, 2^{1003650040105} is an apocalyptic number.

It is an amenable number.

1003650040105 is a deficient number, since it is larger than the sum of its proper divisors (200730008027).

1003650040105 is an equidigital number, since it uses as much as digits as its factorization.

1003650040105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200730008026.

The product of its (nonzero) digits is 1800, while the sum is 25.

The spelling of 1003650040105 in words is "one trillion, three billion, six hundred fifty million, forty thousand, one hundred five".