351433423 has 4 divisors (see below), whose sum is σ = 383381928. Its totient is φ = 319484920.

The previous prime is 351433409. The next prime is 351433463. The reversal of 351433423 is 324334153.

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 351433423 - 2¹⁷ = 351302351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 351433391 and 351433400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351433463) 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, 15974236 + ... + 15974257.

It is an arithmetic number, because the mean of its divisors is an integer number (95845482).

Almost surely, 2^351433423 is an apocalyptic number.

351433423 is a deficient number, since it is larger than the sum of its proper divisors (31948505).

351433423 is a wasteful number, since it uses less digits than its factorization.

351433423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31948504.

The product of its digits is 12960, while the sum is 28.

The square root of 351433423 is about 18746.5576306692. The cubic root of 351433423 is about 705.6906351889.

Adding to 351433423 its reverse (324334153), we get a palindrome (675767576).

The spelling of 351433423 in words is "three hundred fifty-one million, four hundred thirty-three thousand, four hundred twenty-three".