127136636 has 36 divisors (see below), whose sum is σ = 245582904. Its totient is φ = 57546720.

The previous prime is 127136621. The next prime is 127136671. The reversal of 127136636 is 636631721.

It is a junction number, because it is equal to n+sod(n) for n = 127136596 and 127136605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167570 + ... + 168326.

Almost surely, 2^127136636 is an apocalyptic number.

It is an amenable number.

127136636 is a deficient number, since it is larger than the sum of its proper divisors (118446268).

127136636 is a wasteful number, since it uses less digits than its factorization.

127136636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130 (or 1117 counting only the distinct ones).

The product of its digits is 27216, while the sum is 35.

The square root of 127136636 is about 11275.4882821100. The cubic root of 127136636 is about 502.8327685358.

The spelling of 127136636 in words is "one hundred twenty-seven million, one hundred thirty-six thousand, six hundred thirty-six".