109856654 has 4 divisors (see below), whose sum is σ = 164784984. Its totient is φ = 54928326.

The previous prime is 109856647. The next prime is 109856693. The reversal of 109856654 is 456658901.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 27464162 + ... + 27464165.

It is an arithmetic number, because the mean of its divisors is an integer number (41196246).

Almost surely, 2^109856654 is an apocalyptic number.

109856654 is a deficient number, since it is larger than the sum of its proper divisors (54928330).

109856654 is an equidigital number, since it uses as much as digits as its factorization.

109856654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54928329.

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 109856654 is about 10481.2525014905. The cubic root of 109856654 is about 478.9337646657.

The spelling of 109856654 in words is "one hundred nine million, eight hundred fifty-six thousand, six hundred fifty-four".