121061306 has 8 divisors (see below), whose sum is σ = 182679840. Its totient is φ = 60168028.

The previous prime is 121061279. The next prime is 121061309. The reversal of 121061306 is 603160121.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (121061309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180896 + ... + 181563.

It is an arithmetic number, because the mean of its divisors is an integer number (22834980).

Almost surely, 2^121061306 is an apocalyptic number.

121061306 is a deficient number, since it is larger than the sum of its proper divisors (61618534).

121061306 is a wasteful number, since it uses less digits than its factorization.

121061306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362628.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 121061306 is about 11002.7862834829. The cubic root of 121061306 is about 494.6922632341.

The spelling of 121061306 in words is "one hundred twenty-one million, sixty-one thousand, three hundred six".