127385123 has 2 divisors, whose sum is σ = 127385124. Its totient is φ = 127385122.

The previous prime is 127385119. The next prime is 127385161. The reversal of 127385123 is 321583721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 127385123 - 2² = 127385119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 127385123.

It is not a weakly prime, because it can be changed into another prime (127385173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63692561 + 63692562.

It is an arithmetic number, because the mean of its divisors is an integer number (63692562).

Almost surely, 2^127385123 is an apocalyptic number.

127385123 is a deficient number, since it is larger than the sum of its proper divisors (1).

127385123 is an equidigital number, since it uses as much as digits as its factorization.

127385123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 32.

The square root of 127385123 is about 11286.5018052539. The cubic root of 127385123 is about 503.1601488400.

The spelling of 127385123 in words is "one hundred twenty-seven million, three hundred eighty-five thousand, one hundred twenty-three".