127667041 has 2 divisors, whose sum is σ = 127667042. Its totient is φ = 127667040.

The previous prime is 127667009. The next prime is 127667047. The reversal of 127667041 is 140766721.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126675025 + 992016 = 11255^2 + 996^2 .

It is an emirp because it is prime and its reverse (140766721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 127667041 - 2⁵ = 127667009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 127666988 and 127667006.

It is not a weakly prime, because it can be changed into another prime (127667047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63833520 + 63833521.

It is an arithmetic number, because the mean of its divisors is an integer number (63833521).

Almost surely, 2^127667041 is an apocalyptic number.

It is an amenable number.

127667041 is a deficient number, since it is larger than the sum of its proper divisors (1).

127667041 is an equidigital number, since it uses as much as digits as its factorization.

127667041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 127667041 is about 11298.9840693754. The cubic root of 127667041 is about 503.5310592063.

The spelling of 127667041 in words is "one hundred twenty-seven million, six hundred sixty-seven thousand, forty-one".