121342343 has 8 divisors (see below), whose sum is σ = 122991648. Its totient is φ = 119702304.

The previous prime is 121342327. The next prime is 121342349. The reversal of 121342343 is 343243121.

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 121342343 - 2⁴ = 121342327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121342349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26405 + ... + 30657.

It is an arithmetic number, because the mean of its divisors is an integer number (15373956).

Almost surely, 2^121342343 is an apocalyptic number.

121342343 is a deficient number, since it is larger than the sum of its proper divisors (1649305).

121342343 is a wasteful number, since it uses less digits than its factorization.

121342343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4633.

The product of its digits is 1728, while the sum is 23.

The square root of 121342343 is about 11015.5500543550. The cubic root of 121342343 is about 495.0747674702.

Adding to 121342343 its reverse (343243121), we get a palindrome (464585464).

The spelling of 121342343 in words is "one hundred twenty-one million, three hundred forty-two thousand, three hundred forty-three".