127320 has 32 divisors (see below), whose sum is σ = 382320. Its totient is φ = 33920.

The previous prime is 127301. The next prime is 127321. The reversal of 127320 is 23721.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 127320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411 + ... + 650.

2¹²⁷³²⁰ is an apocalyptic number.

127320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127320 is an abundant number, since it is smaller than the sum of its proper divisors (255000).

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

127320 is a wasteful number, since it uses less digits than its factorization.

127320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075 (or 1071 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 127320 is about 356.8192819902. The cubic root of 127320 is about 50.3074390830.

The spelling of 127320 in words is "one hundred twenty-seven thousand, three hundred twenty", and thus it is an iban number.