121849343 has 8 divisors (see below), whose sum is σ = 151916160. Its totient is φ = 94947480.

The previous prime is 121849339. The next prime is 121849361. The reversal of 121849343 is 343948121.

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

It is a cyclic number.

It is not a de Polignac number, because 121849343 - 2² = 121849339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121849373) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 791153 + ... + 791306.

It is an arithmetic number, because the mean of its divisors is an integer number (18989520).

Almost surely, 2^121849343 is an apocalyptic number.

121849343 is a deficient number, since it is larger than the sum of its proper divisors (30066817).

121849343 is a wasteful number, since it uses less digits than its factorization.

121849343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582477.

The product of its digits is 20736, while the sum is 35.

The square root of 121849343 is about 11038.5389884713. The cubic root of 121849343 is about 495.7633265912.

The spelling of 121849343 in words is "one hundred twenty-one million, eight hundred forty-nine thousand, three hundred forty-three".