1105171215064 has 64 divisors (see below), whose sum is σ = 2493132249600. Its totient is φ = 448668460800.

The previous prime is 1105171215061. The next prime is 1105171215119. The reversal of 1105171215064 is 4605121715011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105171215061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11006044 + ... + 11106004.

It is an arithmetic number, because the mean of its divisors is an integer number (38955191400).

Almost surely, 2^{1105171215064} is an apocalyptic number.

1105171215064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1105171215064 is an abundant number, since it is smaller than the sum of its proper divisors (1387961034536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1105171215064 is a wasteful number, since it uses less digits than its factorization.

1105171215064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110384 (or 110380 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 34.

The spelling of 1105171215064 in words is "one trillion, one hundred five billion, one hundred seventy-one million, two hundred fifteen thousand, sixty-four".