343142013 has 4 divisors (see below), whose sum is σ = 457522688. Its totient is φ = 228761340.

The previous prime is 343142011. The next prime is 343142017. The reversal of 343142013 is 310241343.

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 not a de Polignac number, because 343142013 - 2¹ = 343142011 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 (343142011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57190333 + ... + 57190338.

It is an arithmetic number, because the mean of its divisors is an integer number (114380672).

Almost surely, 2^343142013 is an apocalyptic number.

It is an amenable number.

343142013 is a deficient number, since it is larger than the sum of its proper divisors (114380675).

343142013 is a wasteful number, since it uses less digits than its factorization.

343142013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114380674.

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

The square root of 343142013 is about 18524.0927713073. The cubic root of 343142013 is about 700.0965941532.

Adding to 343142013 its reverse (310241343), we get a palindrome (653383356).

The spelling of 343142013 in words is "three hundred forty-three million, one hundred forty-two thousand, thirteen".