109435137 has 16 divisors (see below), whose sum is σ = 176568192. Its totient is φ = 58855680.

The previous prime is 109435097. The next prime is 109435141. The reversal of 109435137 is 731534901.

It is not a de Polignac number, because 109435137 - 2⁸ = 109434881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109435098 and 109435107.

It is not an unprimeable number, because it can be changed into a prime (109431137) 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 15 ways as a sum of consecutive naturals, for example, 152914 + ... + 153627.

It is an arithmetic number, because the mean of its divisors is an integer number (11035512).

Almost surely, 2^109435137 is an apocalyptic number.

109435137 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

109435137 is a deficient number, since it is larger than the sum of its proper divisors (67133055).

109435137 is a wasteful number, since it uses less digits than its factorization.

109435137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306568.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 109435137 is about 10461.1250351002. The cubic root of 109435137 is about 478.3204275906.

The spelling of 109435137 in words is "one hundred nine million, four hundred thirty-five thousand, one hundred thirty-seven".