1105163515542 has 32 divisors (see below), whose sum is σ = 2332462273920. Its totient is φ = 348128668800.

The previous prime is 1105163515499. The next prime is 1105163515553. The reversal of 1105163515542 is 2455153615011.

It is a self number, because there is not a number n which added to its sum of digits gives 1105163515542.

It is a congruent number.

It is an unprimeable number.

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, 12042088 + ... + 12133515.

It is an arithmetic number, because the mean of its divisors is an integer number (72889446060).

Almost surely, 2^{1105163515542} is an apocalyptic number.

1105163515542 is an abundant number, since it is smaller than the sum of its proper divisors (1227298758378).

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

1105163515542 is a wasteful number, since it uses less digits than its factorization.

1105163515542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24176028.

The product of its (nonzero) digits is 90000, while the sum is 39.

The spelling of 1105163515542 in words is "one trillion, one hundred five billion, one hundred sixty-three million, five hundred fifteen thousand, five hundred forty-two".