121705344 has 96 divisors (see below), whose sum is σ = 362395800. Its totient is φ = 39158784.

The previous prime is 121705333. The next prime is 121705379. The reversal of 121705344 is 443507121.

121705344 is a `hidden beast` number, since 121 + 7 + 0 + 534 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31587 + ... + 35229.

Almost surely, 2^121705344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121705344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181197900).

121705344 is an abundant number, since it is smaller than the sum of its proper divisors (240690456).

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

121705344 is a wasteful number, since it uses less digits than its factorization.

121705344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3692 (or 3677 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 121705344 is about 11032.0145032537. The cubic root of 121705344 is about 495.5679553725.

The spelling of 121705344 in words is "one hundred twenty-one million, seven hundred five thousand, three hundred forty-four".