1105137156 has 72 divisors (see below), whose sum is σ = 2753470720. Its totient is φ = 344913408.

The previous prime is 1105137151. The next prime is 1105137167. The reversal of 1105137156 is 6517315011.

It is not an unprimeable number, because it can be changed into a prime (1105137151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 772650 + ... + 774078.

Almost surely, 2^1105137156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1105137156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1376735360).

1105137156 is an abundant number, since it is smaller than the sum of its proper divisors (1648333564).

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

1105137156 is a wasteful number, since it uses less digits than its factorization.

1105137156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693 (or 1674 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 30.

The square root of 1105137156 is about 33243.6032343066. The cubic root of 1105137156 is about 1033.8845851872.

The spelling of 1105137156 in words is "one billion, one hundred five million, one hundred thirty-seven thousand, one hundred fifty-six".