1105742106 has 24 divisors (see below), whose sum is σ = 2738028384. Its totient is φ = 315926280.

The previous prime is 1105742063. The next prime is 1105742111. The reversal of 1105742106 is 6012475011.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1105742106.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4387740 + ... + 4387991.

It is an arithmetic number, because the mean of its divisors is an integer number (114084516).

Almost surely, 2^1105742106 is an apocalyptic number.

1105742106 is an abundant number, since it is smaller than the sum of its proper divisors (1632286278).

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

1105742106 is a wasteful number, since it uses less digits than its factorization.

1105742106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8775746 (or 8775743 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1105742106 is about 33252.7007324217. The cubic root of 1105742106 is about 1034.0731996012.

The spelling of 1105742106 in words is "one billion, one hundred five million, seven hundred forty-two thousand, one hundred six".