127933132917643 has 2 divisors, whose sum is σ = 127933132917644. Its totient is φ = 127933132917642.

The previous prime is 127933132917631. The next prime is 127933132917661. The reversal of 127933132917643 is 346719231339721.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127933132917643 is a prime.

It is not a weakly prime, because it can be changed into another prime (127933132912643) 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, 63966566458821 + 63966566458822.

It is an arithmetic number, because the mean of its divisors is an integer number (63966566458822).

Almost surely, 2^{127933132917643} is an apocalyptic number.

127933132917643 is a deficient number, since it is larger than the sum of its proper divisors (1).

127933132917643 is an equidigital number, since it uses as much as digits as its factorization.

127933132917643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30862944, while the sum is 61.

The spelling of 127933132917643 in words is "one hundred twenty-seven trillion, nine hundred thirty-three billion, one hundred thirty-two million, nine hundred seventeen thousand, six hundred forty-three".