109446539 has 4 divisors (see below), whose sum is σ = 110765256. Its totient is φ = 108127824.

The previous prime is 109446511. The next prime is 109446541. The reversal of 109446539 is 935644901.

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

It is a cyclic number.

It is not a de Polignac number, because 109446539 - 2⁸ = 109446283 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 109446496 and 109446505.

It is not an unprimeable number, because it can be changed into a prime (109446509) 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, 659234 + ... + 659399.

It is an arithmetic number, because the mean of its divisors is an integer number (27691314).

Almost surely, 2^109446539 is an apocalyptic number.

109446539 is a deficient number, since it is larger than the sum of its proper divisors (1318717).

109446539 is an equidigital number, since it uses as much as digits as its factorization.

109446539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318716.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 109446539 is about 10461.6699909718. The cubic root of 109446539 is about 478.3370390138.

The spelling of 109446539 in words is "one hundred nine million, four hundred forty-six thousand, five hundred thirty-nine".