127043996 has 12 divisors (see below), whose sum is σ = 231993552. Its totient is φ = 60760128.

The previous prime is 127043981. The next prime is 127043999. The reversal of 127043996 is 699340721.

It is a super-2 number, since 2×127043996² = 32280353839296032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127043999) 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 in 3 ways as a sum of consecutive naturals, for example, 690365 + ... + 690548.

It is an arithmetic number, because the mean of its divisors is an integer number (19332796).

Almost surely, 2^127043996 is an apocalyptic number.

It is an amenable number.

127043996 is a deficient number, since it is larger than the sum of its proper divisors (104949556).

127043996 is a wasteful number, since it uses less digits than its factorization.

127043996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380940 (or 1380938 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 127043996 is about 11271.3795074072. The cubic root of 127043996 is about 502.7106066685.

The spelling of 127043996 in words is "one hundred twenty-seven million, forty-three thousand, nine hundred ninety-six".