127112772 has 24 divisors (see below), whose sum is σ = 306164992. Its totient is φ = 41004000.

The previous prime is 127112767. The next prime is 127112801. The reversal of 127112772 is 277211721.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 170479 + ... + 171222.

Almost surely, 2^127112772 is an apocalyptic number.

127112772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

127112772 is an abundant number, since it is smaller than the sum of its proper divisors (179052220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127112772 is a wasteful number, since it uses less digits than its factorization.

127112772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341739 (or 341737 counting only the distinct ones).

The product of its digits is 2744, while the sum is 30.

The square root of 127112772 is about 11274.4300077654. The cubic root of 127112772 is about 502.8013053992.

The spelling of 127112772 in words is "one hundred twenty-seven million, one hundred twelve thousand, seven hundred seventy-two".