127166536 has 32 divisors (see below), whose sum is σ = 276575040. Its totient is φ = 53684928.

The previous prime is 127166531. The next prime is 127166539. The reversal of 127166536 is 635661721.

It is a junction number, because it is equal to n+sod(n) for n = 127166495 and 127166504.

It is not an unprimeable number, because it can be changed into a prime (127166531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13195 + ... + 20698.

It is an arithmetic number, because the mean of its divisors is an integer number (8642970).

Almost surely, 2^127166536 is an apocalyptic number.

It is an amenable number.

127166536 is an abundant number, since it is smaller than the sum of its proper divisors (149408504).

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

127166536 is a wasteful number, since it uses less digits than its factorization.

127166536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33973 (or 33969 counting only the distinct ones).

The product of its digits is 45360, while the sum is 37.

The square root of 127166536 is about 11276.8140890945. The cubic root of 127166536 is about 502.8721841907.

The spelling of 127166536 in words is "one hundred twenty-seven million, one hundred sixty-six thousand, five hundred thirty-six".