126417723071 has 2 divisors, whose sum is σ = 126417723072. Its totient is φ = 126417723070.

The previous prime is 126417723053. The next prime is 126417723119. The reversal of 126417723071 is 170327714621.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126417723071 - 2¹⁴ = 126417706687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126417723001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63208861535 + 63208861536.

It is an arithmetic number, because the mean of its divisors is an integer number (63208861536).

Almost surely, 2^126417723071 is an apocalyptic number.

126417723071 is a deficient number, since it is larger than the sum of its proper divisors (1).

126417723071 is an equidigital number, since it uses as much as digits as its factorization.

126417723071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98784, while the sum is 41.

The spelling of 126417723071 in words is "one hundred twenty-six billion, four hundred seventeen million, seven hundred twenty-three thousand, seventy-one".