109061320 has 32 divisors (see below), whose sum is σ = 245731320. Its totient is φ = 43563520.

The previous prime is 109061279. The next prime is 109061321. The reversal of 109061320 is 23160901.

It can be written as a sum of positive squares in 4 ways, for example, as 86155524 + 22905796 = 9282^2 + 4786^2 .

It is a junction number, because it is equal to n+sod(n) for n = 109061291 and 109061300.

It is not an unprimeable number, because it can be changed into a prime (109061321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36690 + ... + 39550.

Almost surely, 2^109061320 is an apocalyptic number.

109061320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109061320 is an abundant number, since it is smaller than the sum of its proper divisors (136670000).

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

109061320 is a wasteful number, since it uses less digits than its factorization.

109061320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3825 (or 3821 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 109061320 is about 10443.2427913939. The cubic root of 109061320 is about 477.7751783205.

The spelling of 109061320 in words is "one hundred nine million, sixty-one thousand, three hundred twenty".