109459854 has 96 divisors (see below), whose sum is σ = 281698560. Its totient is φ = 30070656.

The previous prime is 109459799. The next prime is 109459913. The reversal of 109459854 is 458954901.

109459854 is a `hidden beast` number, since 1 + 0 + 9 + 4 + 598 + 54 = 666.

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 in 47 ways as a sum of consecutive naturals, for example, 482089 + ... + 482315.

It is an arithmetic number, because the mean of its divisors is an integer number (2934360).

Almost surely, 2^109459854 is an apocalyptic number.

109459854 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 109459854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140849280).

109459854 is an abundant number, since it is smaller than the sum of its proper divisors (172238706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109459854 is a wasteful number, since it uses less digits than its factorization.

109459854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 109459854 is about 10462.3063422937. The cubic root of 109459854 is about 478.3564360011.

The spelling of 109459854 in words is "one hundred nine million, four hundred fifty-nine thousand, eight hundred fifty-four".