109929069 has 24 divisors (see below), whose sum is σ = 169990912. Its totient is φ = 70917120.

The previous prime is 109929059. The next prime is 109929073. The reversal of 109929069 is 960929901.

It is a happy number.

It is not a de Polignac number, because 109929069 - 2¹¹ = 109927021 is a prime.

It is a super-4 number, since 4×109929069⁴ (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109929019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 237 + ... + 14829.

Almost surely, 2^109929069 is an apocalyptic number.

It is an amenable number.

109929069 is a deficient number, since it is larger than the sum of its proper divisors (60061843).

109929069 is an equidigital number, since it uses as much as digits as its factorization.

109929069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14639 (or 14627 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 45.

The square root of 109929069 is about 10484.7064336585. The cubic root of 109929069 is about 479.0389756219.

The spelling of 109929069 in words is "one hundred nine million, nine hundred twenty-nine thousand, sixty-nine".