121163660 has 12 divisors (see below), whose sum is σ = 254443728. Its totient is φ = 48465456.

The previous prime is 121163633. The next prime is 121163683. The reversal of 121163660 is 66361121.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3029072 + ... + 3029111.

It is an arithmetic number, because the mean of its divisors is an integer number (21203644).

Almost surely, 2^121163660 is an apocalyptic number.

121163660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121163660 is an abundant number, since it is smaller than the sum of its proper divisors (133280068).

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

121163660 is a wasteful number, since it uses less digits than its factorization.

121163660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6058192 (or 6058190 counting only the distinct ones).

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

The square root of 121163660 is about 11007.4365771509. The cubic root of 121163660 is about 494.8316401897.

The spelling of 121163660 in words is "one hundred twenty-one million, one hundred sixty-three thousand, six hundred sixty".