109419529 has 4 divisors (see below), whose sum is σ = 112088340. Its totient is φ = 106750720.

The previous prime is 109419521. The next prime is 109419539. The reversal of 109419529 is 925914901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49000000 + 60419529 = 7000^2 + 7773^2 .

It is a cyclic number.

It is not a de Polignac number, because 109419529 - 2³ = 109419521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 109419491 and 109419500.

It is not an unprimeable number, because it can be changed into a prime (109419521) 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 3 ways as a sum of consecutive naturals, for example, 1334344 + ... + 1334425.

It is an arithmetic number, because the mean of its divisors is an integer number (28022085).

Almost surely, 2^109419529 is an apocalyptic number.

It is an amenable number.

109419529 is a deficient number, since it is larger than the sum of its proper divisors (2668811).

109419529 is an equidigital number, since it uses as much as digits as its factorization.

109419529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2668810.

The product of its (nonzero) digits is 29160, while the sum is 40.

The square root of 109419529 is about 10460.3790084299. The cubic root of 109419529 is about 478.2976866307.

The spelling of 109419529 in words is "one hundred nine million, four hundred nineteen thousand, five hundred twenty-nine".