127938253 has 2 divisors, whose sum is σ = 127938254. Its totient is φ = 127938252.

The previous prime is 127938233. The next prime is 127938269. The reversal of 127938253 is 352839721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65496649 + 62441604 = 8093^2 + 7902^2 .

It is a cyclic number.

It is not a de Polignac number, because 127938253 - 2⁹ = 127937741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127938233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63969126 + 63969127.

It is an arithmetic number, because the mean of its divisors is an integer number (63969127).

Almost surely, 2^127938253 is an apocalyptic number.

It is an amenable number.

127938253 is a deficient number, since it is larger than the sum of its proper divisors (1).

127938253 is an equidigital number, since it uses as much as digits as its factorization.

127938253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 40.

The square root of 127938253 is about 11310.9793121551. The cubic root of 127938253 is about 503.8873690642.

The spelling of 127938253 in words is "one hundred twenty-seven million, nine hundred thirty-eight thousand, two hundred fifty-three".