121317214 has 4 divisors (see below), whose sum is σ = 181975824. Its totient is φ = 60658606.

The previous prime is 121317173. The next prime is 121317239. The reversal of 121317214 is 412713121.

It is a happy number.

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, 30329302 + ... + 30329305.

It is an arithmetic number, because the mean of its divisors is an integer number (45493956).

Almost surely, 2^121317214 is an apocalyptic number.

121317214 is a deficient number, since it is larger than the sum of its proper divisors (60658610).

121317214 is an equidigital number, since it uses as much as digits as its factorization.

121317214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60658609.

The product of its digits is 336, while the sum is 22.

The square root of 121317214 is about 11014.4093804434. The cubic root of 121317214 is about 495.0405898083.

The spelling of 121317214 in words is "one hundred twenty-one million, three hundred seventeen thousand, two hundred fourteen".