43031044130401 has 2 divisors, whose sum is σ = 43031044130402. Its totient is φ = 43031044130400.

The previous prime is 43031044130359. The next prime is 43031044130419. The reversal of 43031044130401 is 10403144013034.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35368533651025 + 7662510479376 = 5947145^2 + 2768124^2 .

It is a cyclic number.

It is not a de Polignac number, because 43031044130401 - 2⁴⁵ = 7846672041569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43031044130401.

It is not a weakly prime, because it can be changed into another prime (43031044130101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21515522065200 + 21515522065201.

It is an arithmetic number, because the mean of its divisors is an integer number (21515522065201).

Almost surely, 2^{43031044130401} is an apocalyptic number.

It is an amenable number.

43031044130401 is a deficient number, since it is larger than the sum of its proper divisors (1).

43031044130401 is an equidigital number, since it uses as much as digits as its factorization.

43031044130401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 43031044130401 its reverse (10403144013034), we get a palindrome (53434188143435).

The spelling of 43031044130401 in words is "forty-three trillion, thirty-one billion, forty-four million, one hundred thirty thousand, four hundred one".