127211846636803 has 2 divisors, whose sum is σ = 127211846636804. Its totient is φ = 127211846636802.

The previous prime is 127211846636767. The next prime is 127211846636821. The reversal of 127211846636803 is 308636648112721.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127211846636803 is a prime.

It is not a weakly prime, because it can be changed into another prime (127211846636863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63605923318401 + 63605923318402.

It is an arithmetic number, because the mean of its divisors is an integer number (63605923318402).

Almost surely, 2^{127211846636803} is an apocalyptic number.

127211846636803 is a deficient number, since it is larger than the sum of its proper divisors (1).

127211846636803 is an equidigital number, since it uses as much as digits as its factorization.

127211846636803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 127211846636803 in words is "one hundred twenty-seven trillion, two hundred eleven billion, eight hundred forty-six million, six hundred thirty-six thousand, eight hundred three".