109129835 has 24 divisors (see below), whose sum is σ = 136760400. Its totient is φ = 83585664.

The previous prime is 109129799. The next prime is 109129837. The reversal of 109129835 is 538921901.

It is not a de Polignac number, because 109129835 - 2¹⁴ = 109113451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109129837) 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 23 ways as a sum of consecutive naturals, for example, 732341 + ... + 732489.

It is an arithmetic number, because the mean of its divisors is an integer number (5698350).

Almost surely, 2^109129835 is an apocalyptic number.

109129835 is a deficient number, since it is larger than the sum of its proper divisors (27630565).

109129835 is a wasteful number, since it uses less digits than its factorization.

109129835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 109129835 is about 10446.5226271712. The cubic root of 109129835 is about 477.8752074106.

The spelling of 109129835 in words is "one hundred nine million, one hundred twenty-nine thousand, eight hundred thirty-five".