127443328 has 16 divisors (see below), whose sum is σ = 253891260. Its totient is φ = 63721600.

The previous prime is 127443307. The next prime is 127443331. The reversal of 127443328 is 823344721.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 127443293 and 127443302.

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, 497698 + ... + 497953.

Almost surely, 2^127443328 is an apocalyptic number.

It is an amenable number.

127443328 is a deficient number, since it is larger than the sum of its proper divisors (126447932).

127443328 is an frugal number, since it uses more digits than its factorization.

127443328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995665 (or 995653 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The square root of 127443328 is about 11289.0800333774. The cubic root of 127443328 is about 503.2367720656.

The spelling of 127443328 in words is "one hundred twenty-seven million, four hundred forty-three thousand, three hundred twenty-eight".