127472677 has 2 divisors, whose sum is σ = 127472678. Its totient is φ = 127472676.

The previous prime is 127472663. The next prime is 127472699. The reversal of 127472677 is 776274721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117700801 + 9771876 = 10849^2 + 3126^2 .

It is an emirp because it is prime and its reverse (776274721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 127472677 - 2¹⁵ = 127439909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127472617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63736338 + 63736339.

It is an arithmetic number, because the mean of its divisors is an integer number (63736339).

Almost surely, 2^127472677 is an apocalyptic number.

It is an amenable number.

127472677 is a deficient number, since it is larger than the sum of its proper divisors (1).

127472677 is an equidigital number, since it uses as much as digits as its factorization.

127472677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230496, while the sum is 43.

The square root of 127472677 is about 11290.3798430345. The cubic root of 127472677 is about 503.2753993327.

The spelling of 127472677 in words is "one hundred twenty-seven million, four hundred seventy-two thousand, six hundred seventy-seven".