121679974 has 8 divisors (see below), whose sum is σ = 196560000. Its totient is φ = 56159976.

The previous prime is 121679963. The next prime is 121680011. The reversal of 121679974 is 479976121.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2339974 + ... + 2340025.

It is an arithmetic number, because the mean of its divisors is an integer number (24570000).

Almost surely, 2^121679974 is an apocalyptic number.

121679974 is a deficient number, since it is larger than the sum of its proper divisors (74880026).

121679974 is a wasteful number, since it uses less digits than its factorization.

121679974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680014.

The product of its digits is 190512, while the sum is 46.

The square root of 121679974 is about 11030.8646079988. The cubic root of 121679974 is about 495.5335185589.

The spelling of 121679974 in words is "one hundred twenty-one million, six hundred seventy-nine thousand, nine hundred seventy-four".