126751155043 has 2 divisors, whose sum is σ = 126751155044. Its totient is φ = 126751155042.

The previous prime is 126751155029. The next prime is 126751155061. The reversal of 126751155043 is 340551157621.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126751155043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126751154987 and 126751155005.

It is not a weakly prime, because it can be changed into another prime (126751155023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63375577521 + 63375577522.

It is an arithmetic number, because the mean of its divisors is an integer number (63375577522).

Almost surely, 2^126751155043 is an apocalyptic number.

126751155043 is a deficient number, since it is larger than the sum of its proper divisors (1).

126751155043 is an equidigital number, since it uses as much as digits as its factorization.

126751155043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 126751155043 in words is "one hundred twenty-six billion, seven hundred fifty-one million, one hundred fifty-five thousand, forty-three".