43126413712433 has 2 divisors, whose sum is σ = 43126413712434. Its totient is φ = 43126413712432.

The previous prime is 43126413712427. The next prime is 43126413712489. The reversal of 43126413712433 is 33421731462134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41588672349184 + 1537741363249 = 6448928^2 + 1240057^2 .

It is a cyclic number.

It is not a de Polignac number, because 43126413712433 - 2²⁰ = 43126412663857 is a prime.

It is not a weakly prime, because it can be changed into another prime (43126413712933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21563206856216 + 21563206856217.

It is an arithmetic number, because the mean of its divisors is an integer number (21563206856217).

Almost surely, 2^{43126413712433} is an apocalyptic number.

It is an amenable number.

43126413712433 is a deficient number, since it is larger than the sum of its proper divisors (1).

43126413712433 is an equidigital number, since it uses as much as digits as its factorization.

43126413712433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 44.

The spelling of 43126413712433 in words is "forty-three trillion, one hundred twenty-six billion, four hundred thirteen million, seven hundred twelve thousand, four hundred thirty-three".