43034331323 has 2 divisors, whose sum is σ = 43034331324. Its totient is φ = 43034331322.

The previous prime is 43034331299. The next prime is 43034331331. The reversal of 43034331323 is 32313343034.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43034331323 - 2¹⁰ = 43034330299 is a prime.

It is not a weakly prime, because it can be changed into another prime (43034331623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21517165661 + 21517165662.

It is an arithmetic number, because the mean of its divisors is an integer number (21517165662).

Almost surely, 2^43034331323 is an apocalyptic number.

43034331323 is a deficient number, since it is larger than the sum of its proper divisors (1).

43034331323 is an equidigital number, since it uses as much as digits as its factorization.

43034331323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 29.

Adding to 43034331323 its reverse (32313343034), we get a palindrome (75347674357).

The spelling of 43034331323 in words is "forty-three billion, thirty-four million, three hundred thirty-one thousand, three hundred twenty-three".