109455547 has 8 divisors (see below), whose sum is σ = 112000320. Its totient is φ = 106928640.

The previous prime is 109455539. The next prime is 109455553. The reversal of 109455547 is 745554901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 109455547 - 2³ = 109455539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109455557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8347 + ... + 16987.

It is an arithmetic number, because the mean of its divisors is an integer number (14000040).

Almost surely, 2^109455547 is an apocalyptic number.

109455547 is a deficient number, since it is larger than the sum of its proper divisors (2544773).

109455547 is an equidigital number, since it uses as much as digits as its factorization.

109455547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8933.

The product of its (nonzero) digits is 126000, while the sum is 40.

The square root of 109455547 is about 10462.1005061125. The cubic root of 109455547 is about 478.3501618342.

The spelling of 109455547 in words is "one hundred nine million, four hundred fifty-five thousand, five hundred forty-seven".