126425641171 has 2 divisors, whose sum is σ = 126425641172. Its totient is φ = 126425641170.

The previous prime is 126425641141. The next prime is 126425641187. The reversal of 126425641171 is 171146524621.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (171146524621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126425641171 - 2²¹ = 126423544019 is a prime.

It is not a weakly prime, because it can be changed into another prime (126425641141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63212820585 + 63212820586.

It is an arithmetic number, because the mean of its divisors is an integer number (63212820586).

Almost surely, 2^126425641171 is an apocalyptic number.

126425641171 is a deficient number, since it is larger than the sum of its proper divisors (1).

126425641171 is an equidigital number, since it uses as much as digits as its factorization.

126425641171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 40.

The spelling of 126425641171 in words is "one hundred twenty-six billion, four hundred twenty-five million, six hundred forty-one thousand, one hundred seventy-one".