126079792771 has 2 divisors, whose sum is σ = 126079792772. Its totient is φ = 126079792770.

The previous prime is 126079792763. The next prime is 126079792831. The reversal of 126079792771 is 177297970621.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126079792771 - 2³ = 126079792763 is a prime.

It is a super-2 number, since 2×126079792771² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (126079792721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63039896385 + 63039896386.

It is an arithmetic number, because the mean of its divisors is an integer number (63039896386).

Almost surely, 2^126079792771 is an apocalyptic number.

126079792771 is a deficient number, since it is larger than the sum of its proper divisors (1).

126079792771 is an equidigital number, since it uses as much as digits as its factorization.

126079792771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4667544, while the sum is 58.

The spelling of 126079792771 in words is "one hundred twenty-six billion, seventy-nine million, seven hundred ninety-two thousand, seven hundred seventy-one".