1105381028317 has 4 divisors (see below), whose sum is σ = 1116325395036. Its totient is φ = 1094436661600.

The previous prime is 1105381028287. The next prime is 1105381028333. The reversal of 1105381028317 is 7138201835011.

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 752531960196 + 352849068121 = 867486^2 + 594011^2 .

It is a cyclic number.

It is not a de Polignac number, because 1105381028317 - 2³⁹ = 555625214429 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 1105381028317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105381028377) 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, 5472183208 + ... + 5472183409.

It is an arithmetic number, because the mean of its divisors is an integer number (279081348759).

Almost surely, 2^{1105381028317} is an apocalyptic number.

It is an amenable number.

1105381028317 is a deficient number, since it is larger than the sum of its proper divisors (10944366719).

1105381028317 is a wasteful number, since it uses less digits than its factorization.

1105381028317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10944366718.

The product of its (nonzero) digits is 40320, while the sum is 40.

The spelling of 1105381028317 in words is "one trillion, one hundred five billion, three hundred eighty-one million, twenty-eight thousand, three hundred seventeen".