109534129 has 4 divisors (see below), whose sum is σ = 113067520. Its totient is φ = 106000740.

The previous prime is 109534123. The next prime is 109534133. The reversal of 109534129 is 921435901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 109534129 - 2³ = 109534121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 109534094 and 109534103.

It is not an unprimeable number, because it can be changed into a prime (109534121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1766649 + ... + 1766710.

It is an arithmetic number, because the mean of its divisors is an integer number (28266880).

Almost surely, 2^109534129 is an apocalyptic number.

It is an amenable number.

109534129 is a deficient number, since it is larger than the sum of its proper divisors (3533391).

109534129 is an equidigital number, since it uses as much as digits as its factorization.

109534129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3533390.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 109534129 is about 10465.8553878792. The cubic root of 109534129 is about 478.4646092709.

The spelling of 109534129 in words is "one hundred nine million, five hundred thirty-four thousand, one hundred twenty-nine".