121064164 has 18 divisors (see below), whose sum is σ = 229414290. Its totient is φ = 55875456.

The previous prime is 121064161. The next prime is 121064171. The reversal of 121064164 is 461460121.

It can be written as a sum of positive squares in 3 ways, for example, as 240100 + 120824064 = 490^2 + 10992^2 .

It is not an unprimeable number, because it can be changed into a prime (121064161) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 88869 + ... + 90220.

Almost surely, 2^121064164 is an apocalyptic number.

It is an amenable number.

121064164 is a deficient number, since it is larger than the sum of its proper divisors (108350126).

121064164 is a wasteful number, since it uses less digits than its factorization.

121064164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179119 (or 179104 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 121064164 is about 11002.9161589099. The cubic root of 121064164 is about 494.6961560809.

The spelling of 121064164 in words is "one hundred twenty-one million, sixty-four thousand, one hundred sixty-four".