43412026447 has 2 divisors, whose sum is σ = 43412026448. Its totient is φ = 43412026446.

The previous prime is 43412026403. The next prime is 43412026457. The reversal of 43412026447 is 74462021434.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43412026447 - 2³⁵ = 9052288079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43412026457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21706013223 + 21706013224.

It is an arithmetic number, because the mean of its divisors is an integer number (21706013224).

Almost surely, 2^43412026447 is an apocalyptic number.

43412026447 is a deficient number, since it is larger than the sum of its proper divisors (1).

43412026447 is an equidigital number, since it uses as much as digits as its factorization.

43412026447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 37.

The spelling of 43412026447 in words is "forty-three billion, four hundred twelve million, twenty-six thousand, four hundred forty-seven".