121360166 has 4 divisors (see below), whose sum is σ = 182040252. Its totient is φ = 60680082.

The previous prime is 121360159. The next prime is 121360181. The reversal of 121360166 is 661063121.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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, 30340040 + ... + 30340043.

It is an arithmetic number, because the mean of its divisors is an integer number (45510063).

Almost surely, 2^121360166 is an apocalyptic number.

121360166 is a deficient number, since it is larger than the sum of its proper divisors (60680086).

121360166 is an equidigital number, since it uses as much as digits as its factorization.

121360166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60680085.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 121360166 is about 11016.3590173886. The cubic root of 121360166 is about 495.0990054660.

The spelling of 121360166 in words is "one hundred twenty-one million, three hundred sixty thousand, one hundred sixty-six".