109219113 has 12 divisors (see below), whose sum is σ = 157854580. Its totient is φ = 72769536.

The previous prime is 109219093. The next prime is 109219127. The reversal of 109219113 is 311912901.

It can be written as a sum of positive squares in 2 ways, for example, as 1225449 + 107993664 = 1107^2 + 10392^2 .

It is not a de Polignac number, because 109219113 - 2⁵ = 109219081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109219193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21945 + ... + 26457.

Almost surely, 2^109219113 is an apocalyptic number.

It is an amenable number.

109219113 is a deficient number, since it is larger than the sum of its proper divisors (48635467).

109219113 is a wasteful number, since it uses less digits than its factorization.

109219113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7208 (or 7205 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 27.

The square root of 109219113 is about 10450.7948501537. The cubic root of 109219113 is about 478.0054868274.

The spelling of 109219113 in words is "one hundred nine million, two hundred nineteen thousand, one hundred thirteen".