126525105677 has 2 divisors, whose sum is σ = 126525105678. Its totient is φ = 126525105676.

The previous prime is 126525105659. The next prime is 126525105737. The reversal of 126525105677 is 776501525621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66701326756 + 59823778921 = 258266^2 + 244589^2 .

It is a cyclic number.

It is not a de Polignac number, because 126525105677 - 2¹⁴ = 126525089293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126525104677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63262552838 + 63262552839.

It is an arithmetic number, because the mean of its divisors is an integer number (63262552839).

Almost surely, 2^126525105677 is an apocalyptic number.

It is an amenable number.

126525105677 is a deficient number, since it is larger than the sum of its proper divisors (1).

126525105677 is an equidigital number, since it uses as much as digits as its factorization.

126525105677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882000, while the sum is 47.

The spelling of 126525105677 in words is "one hundred twenty-six billion, five hundred twenty-five million, one hundred five thousand, six hundred seventy-seven".