127317245 has 8 divisors (see below), whose sum is σ = 166669920. Its totient is φ = 92594320.

The previous prime is 127317241. The next prime is 127317247. The reversal of 127317245 is 542713721.

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

It is not a de Polignac number, because 127317245 - 2² = 127317241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127317241) 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, 1157375 + ... + 1157484.

It is an arithmetic number, because the mean of its divisors is an integer number (20833740).

Almost surely, 2^127317245 is an apocalyptic number.

It is an amenable number.

127317245 is a deficient number, since it is larger than the sum of its proper divisors (39352675).

127317245 is a wasteful number, since it uses less digits than its factorization.

127317245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2314875.

The product of its digits is 11760, while the sum is 32.

The square root of 127317245 is about 11283.4943612340. The cubic root of 127317245 is about 503.0707622306.

The spelling of 127317245 in words is "one hundred twenty-seven million, three hundred seventeen thousand, two hundred forty-five".