109577109 has 16 divisors (see below), whose sum is σ = 151747200. Its totient is φ = 70249536.

The previous prime is 109577107. The next prime is 109577119. The reversal of 109577109 is 901775901.

It is not a de Polignac number, because 109577109 - 2¹ = 109577107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109577107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20487 + ... + 25275.

It is an arithmetic number, because the mean of its divisors is an integer number (9484200).

Almost surely, 2^109577109 is an apocalyptic number.

It is an amenable number.

109577109 is a deficient number, since it is larger than the sum of its proper divisors (42170091).

109577109 is a wasteful number, since it uses less digits than its factorization.

109577109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5084.

The product of its (nonzero) digits is 19845, while the sum is 39.

The square root of 109577109 is about 10467.9085303608. The cubic root of 109577109 is about 478.5271825222.

The spelling of 109577109 in words is "one hundred nine million, five hundred seventy-seven thousand, one hundred nine".