126375122641 has 2 divisors, whose sum is σ = 126375122642. Its totient is φ = 126375122640.

The previous prime is 126375122633. The next prime is 126375122651. The reversal of 126375122641 is 146221573621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125401682641 + 973440000 = 354121^2 + 31200^2 .

It is a cyclic number.

It is not a de Polignac number, because 126375122641 - 2³ = 126375122633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126375122594 and 126375122603.

It is not a weakly prime, because it can be changed into another prime (126375122651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63187561320 + 63187561321.

It is an arithmetic number, because the mean of its divisors is an integer number (63187561321).

Almost surely, 2^126375122641 is an apocalyptic number.

It is an amenable number.

126375122641 is a deficient number, since it is larger than the sum of its proper divisors (1).

126375122641 is an equidigital number, since it uses as much as digits as its factorization.

126375122641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The spelling of 126375122641 in words is "one hundred twenty-six billion, three hundred seventy-five million, one hundred twenty-two thousand, six hundred forty-one".