109654 has 8 divisors (see below), whose sum is σ = 166320. Its totient is φ = 54216.

The previous prime is 109639. The next prime is 109661. The reversal of 109654 is 456901.

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

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34 + ... + 469.

It is an arithmetic number, because the mean of its divisors is an integer number (20790).

2¹⁰⁹⁶⁵⁴ is an apocalyptic number.

109654 is a deficient number, since it is larger than the sum of its proper divisors (56666).

109654 is a wasteful number, since it uses less digits than its factorization.

109654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 109654 is about 331.1404535843. The cubic root of 109654 is about 47.8639084941.

The spelling of 109654 in words is "one hundred nine thousand, six hundred fifty-four".