127497668 has 12 divisors (see below), whose sum is σ = 230318592. Its totient is φ = 61692360.

The previous prime is 127497631. The next prime is 127497677. The reversal of 127497668 is 866794721.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513980 + ... + 514227.

It is an arithmetic number, because the mean of its divisors is an integer number (19193216).

Almost surely, 2^127497668 is an apocalyptic number.

It is an amenable number.

127497668 is a deficient number, since it is larger than the sum of its proper divisors (102820924).

127497668 is a wasteful number, since it uses less digits than its factorization.

127497668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028242 (or 1028240 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 50.

The square root of 127497668 is about 11291.4865274684. The cubic root of 127497668 is about 503.3082862069.

The spelling of 127497668 in words is "one hundred twenty-seven million, four hundred ninety-seven thousand, six hundred sixty-eight".