126996476926859 has 2 divisors, whose sum is σ = 126996476926860. Its totient is φ = 126996476926858.

The previous prime is 126996476926819. The next prime is 126996476926861. The reversal of 126996476926859 is 958629674699621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126996476926859 is a prime.

It is a super-3 number, since 3×126996476926859³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 126996476926861, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126996476926819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63498238463429 + 63498238463430.

It is an arithmetic number, because the mean of its divisors is an integer number (63498238463430).

Almost surely, 2^{126996476926859} is an apocalyptic number.

126996476926859 is a deficient number, since it is larger than the sum of its proper divisors (1).

126996476926859 is an equidigital number, since it uses as much as digits as its factorization.

126996476926859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38093690880, while the sum is 89.

The spelling of 126996476926859 in words is "one hundred twenty-six trillion, nine hundred ninety-six billion, four hundred seventy-six million, nine hundred twenty-six thousand, eight hundred fifty-nine".