1109150620 has 24 divisors (see below), whose sum is σ = 2430487584. Its totient is φ = 424370496.

The previous prime is 1109150611. The next prime is 1109150633. The reversal of 1109150620 is 260519011.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1205139 + ... + 1206058.

It is an arithmetic number, because the mean of its divisors is an integer number (101270316).

Almost surely, 2^1109150620 is an apocalyptic number.

1109150620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1109150620 is an abundant number, since it is smaller than the sum of its proper divisors (1321336964).

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

1109150620 is a wasteful number, since it uses less digits than its factorization.

1109150620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411229 (or 2411227 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 1109150620 is about 33303.9129833117. The cubic root of 1109150620 is about 1035.1346398470.

Adding to 1109150620 its reverse (260519011), we get a palindrome (1369669631).

The spelling of 1109150620 in words is "one billion, one hundred nine million, one hundred fifty thousand, six hundred twenty".