121360163 has 8 divisors (see below), whose sum is σ = 127848720. Its totient is φ = 114881760.

The previous prime is 121360159. The next prime is 121360181. The reversal of 121360163 is 361063121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121360163 - 2² = 121360159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121360763) 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 in 7 ways as a sum of consecutive naturals, for example, 44993 + ... + 47613.

It is an arithmetic number, because the mean of its divisors is an integer number (15981090).

Almost surely, 2^121360163 is an apocalyptic number.

121360163 is a deficient number, since it is larger than the sum of its proper divisors (6488557).

121360163 is a wasteful number, since it uses less digits than its factorization.

121360163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5077.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 121360163 is about 11016.3588812275. The cubic root of 121360163 is about 495.0990013864.

The spelling of 121360163 in words is "one hundred twenty-one million, three hundred sixty thousand, one hundred sixty-three".