126259126751 has 2 divisors, whose sum is σ = 126259126752. Its totient is φ = 126259126750.

The previous prime is 126259126603. The next prime is 126259126759. The reversal of 126259126751 is 157621952621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126259126751 - 2¹⁸ = 126258864607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126259126696 and 126259126705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126259126759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63129563375 + 63129563376.

It is an arithmetic number, because the mean of its divisors is an integer number (63129563376).

Almost surely, 2^126259126751 is an apocalyptic number.

126259126751 is a deficient number, since it is larger than the sum of its proper divisors (1).

126259126751 is an equidigital number, since it uses as much as digits as its factorization.

126259126751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 47.

The spelling of 126259126751 in words is "one hundred twenty-six billion, two hundred fifty-nine million, one hundred twenty-six thousand, seven hundred fifty-one".