109047986 has 8 divisors (see below), whose sum is σ = 163624320. Its totient is φ = 54506548.

The previous prime is 109047959. The next prime is 109048001. The reversal of 109047986 is 689740901.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1475 + ... + 14841.

It is an arithmetic number, because the mean of its divisors is an integer number (20453040).

Almost surely, 2^109047986 is an apocalyptic number.

109047986 is a deficient number, since it is larger than the sum of its proper divisors (54576334).

109047986 is a wasteful number, since it uses less digits than its factorization.

109047986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17448.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 109047986 is about 10442.6043686429. The cubic root of 109047986 is about 477.7557063578.

The spelling of 109047986 in words is "one hundred nine million, forty-seven thousand, nine hundred eighty-six".