127317856 has 12 divisors (see below), whose sum is σ = 250657092. Its totient is φ = 63658912.

The previous prime is 127317847. The next prime is 127317893. The reversal of 127317856 is 658713721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1989310 + ... + 1989373.

It is an arithmetic number, because the mean of its divisors is an integer number (20888091).

Almost surely, 2^127317856 is an apocalyptic number.

127317856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

127317856 is a deficient number, since it is larger than the sum of its proper divisors (123339236).

127317856 is an equidigital number, since it uses as much as digits as its factorization.

127317856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978693 (or 3978685 counting only the distinct ones).

The product of its digits is 70560, while the sum is 40.

The square root of 127317856 is about 11283.5214361475. The cubic root of 127317856 is about 503.0715669809.

The spelling of 127317856 in words is "one hundred twenty-seven million, three hundred seventeen thousand, eight hundred fifty-six".