121168127 has 2 divisors, whose sum is σ = 121168128. Its totient is φ = 121168126.

The previous prime is 121168063. The next prime is 121168139. The reversal of 121168127 is 721861121.

It is a strong prime.

It is an emirp because it is prime and its reverse (721861121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121168127 - 2⁶ = 121168063 is a prime.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 121168127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121168727) 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, 60584063 + 60584064.

It is an arithmetic number, because the mean of its divisors is an integer number (60584064).

Almost surely, 2^121168127 is an apocalyptic number.

121168127 is a deficient number, since it is larger than the sum of its proper divisors (1).

121168127 is an equidigital number, since it uses as much as digits as its factorization.

121168127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 29.

The square root of 121168127 is about 11007.6394835587. The cubic root of 121168127 is about 494.8377211817.

The spelling of 121168127 in words is "one hundred twenty-one million, one hundred sixty-eight thousand, one hundred twenty-seven".