343121099 has 8 divisors (see below), whose sum is σ = 351058752. Its totient is φ = 335237760.

The previous prime is 343121059. The next prime is 343121147. The reversal of 343121099 is 990121343.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343121099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343121029) 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, 659 + ... + 26204.

It is an arithmetic number, because the mean of its divisors is an integer number (43882344).

Almost surely, 2^343121099 is an apocalyptic number.

343121099 is a deficient number, since it is larger than the sum of its proper divisors (7937653).

343121099 is a wasteful number, since it uses less digits than its factorization.

343121099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27157.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 343121099 is about 18523.5282546280. The cubic root of 343121099 is about 700.0823705790.

The spelling of 343121099 in words is "three hundred forty-three million, one hundred twenty-one thousand, ninety-nine".