127996000043 has 2 divisors, whose sum is σ = 127996000044. Its totient is φ = 127996000042.

The previous prime is 127996000031. The next prime is 127996000049. The reversal of 127996000043 is 340000699721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 127996000043 - 2¹² = 127995995947 is a prime.

It is not a weakly prime, because it can be changed into another prime (127996000049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63998000021 + 63998000022.

It is an arithmetic number, because the mean of its divisors is an integer number (63998000022).

Almost surely, 2^127996000043 is an apocalyptic number.

127996000043 is a deficient number, since it is larger than the sum of its proper divisors (1).

127996000043 is an equidigital number, since it uses as much as digits as its factorization.

127996000043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 41.

Adding to 127996000043 its reverse (340000699721), we get a palindrome (467996699764).

The spelling of 127996000043 in words is "one hundred twenty-seven billion, nine hundred ninety-six million, forty-three", and thus it is an aban number.