351434443 has 4 divisors (see below), whose sum is σ = 352905120. Its totient is φ = 349963768.

The previous prime is 351434437. The next prime is 351434471. The reversal of 351434443 is 344434153.

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 351434443 - 2⁹ = 351433931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351474443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 734980 + ... + 735457.

It is an arithmetic number, because the mean of its divisors is an integer number (88226280).

Almost surely, 2^351434443 is an apocalyptic number.

351434443 is a deficient number, since it is larger than the sum of its proper divisors (1470677).

351434443 is a wasteful number, since it uses less digits than its factorization.

351434443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470676.

The product of its digits is 34560, while the sum is 31.

The square root of 351434443 is about 18746.5848356441. The cubic root of 351434443 is about 705.6913179202.

Adding to 351434443 its reverse (344434153), we get a palindrome (695868596).

The spelling of 351434443 in words is "three hundred fifty-one million, four hundred thirty-four thousand, four hundred forty-three".