127776053 has 2 divisors, whose sum is σ = 127776054. Its totient is φ = 127776052.

The previous prime is 127776041. The next prime is 127776071. The reversal of 127776053 is 350677721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125395204 + 2380849 = 11198^2 + 1543^2 .

It is an emirp because it is prime and its reverse (350677721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 127776053 - 2⁴ = 127776037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 127775998 and 127776016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127776553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63888026 + 63888027.

It is an arithmetic number, because the mean of its divisors is an integer number (63888027).

Almost surely, 2^127776053 is an apocalyptic number.

It is an amenable number.

127776053 is a deficient number, since it is larger than the sum of its proper divisors (1).

127776053 is an equidigital number, since it uses as much as digits as its factorization.

127776053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61740, while the sum is 38.

The square root of 127776053 is about 11303.8070135685. The cubic root of 127776053 is about 503.6743363629.

The spelling of 127776053 in words is "one hundred twenty-seven million, seven hundred seventy-six thousand, fifty-three".