343402113 has 4 divisors (see below), whose sum is σ = 457869488. Its totient is φ = 228934740.

The previous prime is 343402109. The next prime is 343402117. The reversal of 343402113 is 311204343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (343402109) and next prime (343402117).

It is not a de Polignac number, because 343402113 - 2² = 343402109 is a prime.

It is a super-2 number, since 2×343402113² = 235850022425729538, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 343402113.

It is not an unprimeable number, because it can be changed into a prime (343402117) 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, 57233683 + ... + 57233688.

It is an arithmetic number, because the mean of its divisors is an integer number (114467372).

Almost surely, 2^343402113 is an apocalyptic number.

It is an amenable number.

343402113 is a deficient number, since it is larger than the sum of its proper divisors (114467375).

343402113 is a wasteful number, since it uses less digits than its factorization.

343402113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114467374.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 343402113 is about 18531.1120281542. The cubic root of 343402113 is about 700.2734394316.

Adding to 343402113 its reverse (311204343), we get a palindrome (654606456).

The spelling of 343402113 in words is "three hundred forty-three million, four hundred two thousand, one hundred thirteen".