43100400323 has 4 divisors (see below), whose sum is σ = 43101531000. Its totient is φ = 43099269648.

The previous prime is 43100400311. The next prime is 43100400341. The reversal of 43100400323 is 32300400134.

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 43100400323 - 2⁴ = 43100400307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43100400295 and 43100400304.

It is not an unprimeable number, because it can be changed into a prime (43100700323) 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 3 ways as a sum of consecutive naturals, for example, 506090 + ... + 585087.

It is an arithmetic number, because the mean of its divisors is an integer number (10775382750).

Almost surely, 2^43100400323 is an apocalyptic number.

43100400323 is a deficient number, since it is larger than the sum of its proper divisors (1130677).

43100400323 is a wasteful number, since it uses less digits than its factorization.

43100400323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130676.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 43100400323 its reverse (32300400134), we get a palindrome (75400800457).

The spelling of 43100400323 in words is "forty-three billion, one hundred million, four hundred thousand, three hundred twenty-three".