126448276961 has 2 divisors, whose sum is σ = 126448276962. Its totient is φ = 126448276960.

The previous prime is 126448276957. The next prime is 126448277023. The reversal of 126448276961 is 169672844621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67711846225 + 58736430736 = 260215^2 + 242356^2 .

It is a cyclic number.

It is not a de Polignac number, because 126448276961 - 2² = 126448276957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126448276897 and 126448276906.

It is not a weakly prime, because it can be changed into another prime (126448276931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63224138480 + 63224138481.

It is an arithmetic number, because the mean of its divisors is an integer number (63224138481).

Almost surely, 2^126448276961 is an apocalyptic number.

It is an amenable number.

126448276961 is a deficient number, since it is larger than the sum of its proper divisors (1).

126448276961 is an equidigital number, since it uses as much as digits as its factorization.

126448276961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6967296, while the sum is 56.

The spelling of 126448276961 in words is "one hundred twenty-six billion, four hundred forty-eight million, two hundred seventy-six thousand, nine hundred sixty-one".