43313132423 has 32 divisors (see below), whose sum is σ = 51281952768. Its totient is φ = 36137894400.

The previous prime is 43313132419. The next prime is 43313132459. The reversal of 43313132423 is 32423131334.

It is a cyclic number.

It is not a de Polignac number, because 43313132423 - 2² = 43313132419 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 (43313122423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2425658 + ... + 2443448.

It is an arithmetic number, because the mean of its divisors is an integer number (1602561024).

Almost surely, 2^43313132423 is an apocalyptic number.

43313132423 is a deficient number, since it is larger than the sum of its proper divisors (7968820345).

43313132423 is a wasteful number, since it uses less digits than its factorization.

43313132423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18143.

The product of its digits is 15552, while the sum is 29.

Adding to 43313132423 its reverse (32423131334), we get a palindrome (75736263757).

The spelling of 43313132423 in words is "forty-three billion, three hundred thirteen million, one hundred thirty-two thousand, four hundred twenty-three".