1040541115613 has 4 divisors (see below), whose sum is σ = 1040552386620. Its totient is φ = 1040529844608.

The previous prime is 1040541115591. The next prime is 1040541115619. The reversal of 1040541115613 is 3165111450401.

1040541115613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 570662398084 + 469878717529 = 755422^2 + 685477^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040541115613 - 2¹⁰ = 1040541114589 is a prime.

It is a super-2 number, since 2×1040541115613² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1040541115613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040541115619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5495870 + ... + 5682047.

It is an arithmetic number, because the mean of its divisors is an integer number (260138096655).

Almost surely, 2^{1040541115613} is an apocalyptic number.

It is an amenable number.

1040541115613 is a deficient number, since it is larger than the sum of its proper divisors (11271007).

1040541115613 is an equidigital number, since it uses as much as digits as its factorization.

1040541115613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11271006.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 1040541115613 in words is "one trillion, forty billion, five hundred forty-one million, one hundred fifteen thousand, six hundred thirteen".