43213063 has 4 divisors (see below), whose sum is σ = 43229368. Its totient is φ = 43196760.

The previous prime is 43213061. The next prime is 43213081. The reversal of 43213063 is 36031234.

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 43213063 - 2¹ = 43213061 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 (43213061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3156 + ... + 9817.

It is an arithmetic number, because the mean of its divisors is an integer number (10807342).

Almost surely, 2^43213063 is an apocalyptic number.

43213063 is a deficient number, since it is larger than the sum of its proper divisors (16305).

43213063 is a wasteful number, since it uses less digits than its factorization.

43213063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16304.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 43213063 is about 6573.6643510298. The cubic root of 43213063 is about 350.9174920988.

Adding to 43213063 its reverse (36031234), we get a palindrome (79244297).

The spelling of 43213063 in words is "forty-three million, two hundred thirteen thousand, sixty-three".