109135569 has 8 divisors (see below), whose sum is σ = 146139552. Its totient is φ = 72444320.

The previous prime is 109135549. The next prime is 109135571. The reversal of 109135569 is 965531901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 109135569 - 2⁹ = 109135057 is a prime.

It is a super-2 number, since 2×109135569² = 23821144841907522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (109135519) 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 7 ways as a sum of consecutive naturals, for example, 77367 + ... + 78764.

It is an arithmetic number, because the mean of its divisors is an integer number (18267444).

Almost surely, 2^109135569 is an apocalyptic number.

It is an amenable number.

109135569 is a deficient number, since it is larger than the sum of its proper divisors (37003983).

109135569 is a wasteful number, since it uses less digits than its factorization.

109135569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156367.

The product of its (nonzero) digits is 36450, while the sum is 39.

The square root of 109135569 is about 10446.7970689585. The cubic root of 109135569 is about 477.8835769166.

The spelling of 109135569 in words is "one hundred nine million, one hundred thirty-five thousand, five hundred sixty-nine".