1105717170561 has 16 divisors (see below), whose sum is σ = 1515014265024. Its totient is φ = 716805561024.

The previous prime is 1105717170559. The next prime is 1105717170629. The reversal of 1105717170561 is 1650717175011.

It is not a de Polignac number, because 1105717170561 - 2¹ = 1105717170559 is a prime.

It is a super-2 number, since 2×1105717170561² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1105717170541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2699466 + ... + 3081971.

It is an arithmetic number, because the mean of its divisors is an integer number (94688391564).

Almost surely, 2^{1105717170561} is an apocalyptic number.

It is an amenable number.

1105717170561 is a deficient number, since it is larger than the sum of its proper divisors (409297094463).

1105717170561 is a wasteful number, since it uses less digits than its factorization.

1105717170561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5783200.

The product of its (nonzero) digits is 51450, while the sum is 42.

The spelling of 1105717170561 in words is "one trillion, one hundred five billion, seven hundred seventeen million, one hundred seventy thousand, five hundred sixty-one".