121065164 has 12 divisors (see below), whose sum is σ = 231124488. Its totient is φ = 55029600.

The previous prime is 121065121. The next prime is 121065173. The reversal of 121065164 is 461560121.

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, 1375697 + ... + 1375784.

It is an arithmetic number, because the mean of its divisors is an integer number (19260374).

Almost surely, 2^121065164 is an apocalyptic number.

It is an amenable number.

121065164 is a deficient number, since it is larger than the sum of its proper divisors (110059324).

121065164 is a wasteful number, since it uses less digits than its factorization.

121065164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751496 (or 2751494 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 121065164 is about 11002.9616013144. The cubic root of 121065164 is about 494.6975181542.

The spelling of 121065164 in words is "one hundred twenty-one million, sixty-five thousand, one hundred sixty-four".