126401633041 has 2 divisors, whose sum is σ = 126401633042. Its totient is φ = 126401633040.

The previous prime is 126401632997. The next prime is 126401633047. The reversal of 126401633041 is 140336104621.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126395181441 + 6451600 = 355521^2 + 2540^2 .

It is an emirp because it is prime and its reverse (140336104621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126401633041 - 2¹⁷ = 126401501969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126401632994 and 126401633012.

It is not a weakly prime, because it can be changed into another prime (126401633047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63200816520 + 63200816521.

It is an arithmetic number, because the mean of its divisors is an integer number (63200816521).

Almost surely, 2^126401633041 is an apocalyptic number.

It is an amenable number.

126401633041 is a deficient number, since it is larger than the sum of its proper divisors (1).

126401633041 is an equidigital number, since it uses as much as digits as its factorization.

126401633041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 126401633041 its reverse (140336104621), we get a palindrome (266737737662).

The spelling of 126401633041 in words is "one hundred twenty-six billion, four hundred one million, six hundred thirty-three thousand, forty-one".