121971676 has 6 divisors (see below), whose sum is σ = 213450440. Its totient is φ = 60985836.

The previous prime is 121971649. The next prime is 121971683. The reversal of 121971676 is 676179121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15246456 + ... + 15246463.

Almost surely, 2^121971676 is an apocalyptic number.

It is an amenable number.

121971676 is a deficient number, since it is larger than the sum of its proper divisors (91478764).

121971676 is a wasteful number, since it uses less digits than its factorization.

121971676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30492923 (or 30492921 counting only the distinct ones).

The product of its digits is 31752, while the sum is 40.

The square root of 121971676 is about 11044.0787755249. The cubic root of 121971676 is about 495.9291814864.

The spelling of 121971676 in words is "one hundred twenty-one million, nine hundred seventy-one thousand, six hundred seventy-six".