1105665106542 has 16 divisors (see below), whose sum is σ = 2211682916352. Its totient is φ = 368496251640.

The previous prime is 1105665106541. The next prime is 1105665106549. The reversal of 1105665106542 is 2456015665011.

It is a super-2 number, since 2×1105665106542² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1105665106494 and 1105665106503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105665106541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14655208 + ... + 14730459.

It is an arithmetic number, because the mean of its divisors is an integer number (138230182272).

Almost surely, 2^{1105665106542} is an apocalyptic number.

1105665106542 is an abundant number, since it is smaller than the sum of its proper divisors (1106017809810).

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

1105665106542 is a wasteful number, since it uses less digits than its factorization.

1105665106542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29391943.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 1105665106542 in words is "one trillion, one hundred five billion, six hundred sixty-five million, one hundred six thousand, five hundred forty-two".