127932823 has 2 divisors, whose sum is σ = 127932824. Its totient is φ = 127932822.

The previous prime is 127932811. The next prime is 127932829. The reversal of 127932823 is 328239721.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-127932823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127932829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63966411 + 63966412.

It is an arithmetic number, because the mean of its divisors is an integer number (63966412).

Almost surely, 2^127932823 is an apocalyptic number.

127932823 is a deficient number, since it is larger than the sum of its proper divisors (1).

127932823 is an equidigital number, since it uses as much as digits as its factorization.

127932823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 37.

The square root of 127932823 is about 11310.7392773417. The cubic root of 127932823 is about 503.8802402421.

The spelling of 127932823 in words is "one hundred twenty-seven million, nine hundred thirty-two thousand, eight hundred twenty-three".