127565 has 8 divisors (see below), whose sum is σ = 158208. Its totient is φ = 98640.

The previous prime is 127549. The next prime is 127579. The reversal of 127565 is 565721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 127565 - 2⁴ = 127549 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257 + ... + 566.

It is an arithmetic number, because the mean of its divisors is an integer number (19776).

2¹²⁷⁵⁶⁵ is an apocalyptic number.

It is an amenable number.

127565 is a deficient number, since it is larger than the sum of its proper divisors (30643).

127565 is an equidigital number, since it uses as much as digits as its factorization.

127565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859.

The product of its digits is 2100, while the sum is 26.

The square root of 127565 is about 357.1624280352. The cubic root of 127565 is about 50.3396870284.

The spelling of 127565 in words is "one hundred twenty-seven thousand, five hundred sixty-five".