127165133 has 8 divisors (see below), whose sum is σ = 128381952. Its totient is φ = 125953776.

The previous prime is 127165121. The next prime is 127165141. The reversal of 127165133 is 331561721.

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

It is a cyclic number.

It is not a de Polignac number, because 127165133 - 2²² = 122970829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 127165096 and 127165105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127165153) 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, 56516 + ... + 58722.

It is an arithmetic number, because the mean of its divisors is an integer number (16047744).

Almost surely, 2^127165133 is an apocalyptic number.

It is an amenable number.

127165133 is a deficient number, since it is larger than the sum of its proper divisors (1216819).

127165133 is a wasteful number, since it uses less digits than its factorization.

127165133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731.

The product of its digits is 3780, while the sum is 29.

The square root of 127165133 is about 11276.7518816368. The cubic root of 127165133 is about 502.8703348251.

The spelling of 127165133 in words is "one hundred twenty-seven million, one hundred sixty-five thousand, one hundred thirty-three".