121163672 has 24 divisors (see below), whose sum is σ = 264273660. Its totient is φ = 51927120.

The previous prime is 121163633. The next prime is 121163683. The reversal of 121163672 is 276361121.

It is a nialpdrome in base 15.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 154154 + ... + 154937.

Almost surely, 2^121163672 is an apocalyptic number.

It is an amenable number.

121163672 is an abundant number, since it is smaller than the sum of its proper divisors (143109988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121163672 is a wasteful number, since it uses less digits than its factorization.

121163672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309111 (or 309100 counting only the distinct ones).

The product of its digits is 3024, while the sum is 29.

The square root of 121163672 is about 11007.4371222369. The cubic root of 121163672 is about 494.8316565256.

The spelling of 121163672 in words is "one hundred twenty-one million, one hundred sixty-three thousand, six hundred seventy-two".