121607170 has 8 divisors (see below), whose sum is σ = 218892924. Its totient is φ = 48642864.

The previous prime is 121607153. The next prime is 121607207. The reversal of 121607170 is 71706121.

It can be written as a sum of positive squares in 2 ways, for example, as 115412049 + 6195121 = 10743^2 + 2489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6080349 + ... + 6080368.

Almost surely, 2^121607170 is an apocalyptic number.

121607170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121607170 is a deficient number, since it is larger than the sum of its proper divisors (97285754).

121607170 is a wasteful number, since it uses less digits than its factorization.

121607170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12160724.

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 121607170 is about 11027.5641009246. The cubic root of 121607170 is about 495.4346690422.

The spelling of 121607170 in words is "one hundred twenty-one million, six hundred seven thousand, one hundred seventy".