343132431 has 4 divisors (see below), whose sum is σ = 457509912. Its totient is φ = 228754952.

The previous prime is 343132429. The next prime is 343132463. The reversal of 343132431 is 134231343.

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 343132431 - 2¹ = 343132429 is a prime.

It is a super-2 number, since 2×343132431² = 235479730407939522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343133431) 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, 57188736 + ... + 57188741.

It is an arithmetic number, because the mean of its divisors is an integer number (114377478).

Almost surely, 2^343132431 is an apocalyptic number.

343132431 is a deficient number, since it is larger than the sum of its proper divisors (114377481).

343132431 is a wasteful number, since it uses less digits than its factorization.

343132431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114377480.

The product of its digits is 2592, while the sum is 24.

The square root of 343132431 is about 18523.8341333537. The cubic root of 343132431 is about 700.0900775238.

Adding to 343132431 its reverse (134231343), we get a palindrome (477363774).

The spelling of 343132431 in words is "three hundred forty-three million, one hundred thirty-two thousand, four hundred thirty-one".