343152431 has 4 divisors (see below), whose sum is σ = 346484112. Its totient is φ = 339820752.

The previous prime is 343152421. The next prime is 343152451. The reversal of 343152431 is 134251343.

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

It is a cyclic number.

It is not a de Polignac number, because 343152431 - 2⁶ = 343152367 is a prime.

It is a super-2 number, since 2×343152431² = 235507181802419522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 343152431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343152421) 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, 1665686 + ... + 1665891.

It is an arithmetic number, because the mean of its divisors is an integer number (86621028).

Almost surely, 2^343152431 is an apocalyptic number.

343152431 is a deficient number, since it is larger than the sum of its proper divisors (3331681).

343152431 is a wasteful number, since it uses less digits than its factorization.

343152431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3331680.

The product of its digits is 4320, while the sum is 26.

The square root of 343152431 is about 18524.3739705287. The cubic root of 343152431 is about 700.1036792008.

The spelling of 343152431 in words is "three hundred forty-three million, one hundred fifty-two thousand, four hundred thirty-one".