343142099 has 4 divisors (see below), whose sum is σ = 344578080. Its totient is φ = 341706120.

The previous prime is 343142089. The next prime is 343142101. The reversal of 343142099 is 990241343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343142099 is a prime.

It is a super-2 number, since 2×343142099² = 235493000212251602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343142089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717632 + ... + 718109.

It is an arithmetic number, because the mean of its divisors is an integer number (86144520).

Almost surely, 2^343142099 is an apocalyptic number.

343142099 is a deficient number, since it is larger than the sum of its proper divisors (1435981).

343142099 is a wasteful number, since it uses less digits than its factorization.

343142099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435980.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 343142099 is about 18524.0950926084. The cubic root of 343142099 is about 700.0966526404.

The spelling of 343142099 in words is "three hundred forty-three million, one hundred forty-two thousand, ninety-nine".