121063860 has 36 divisors (see below), whose sum is σ = 367227588. Its totient is φ = 32283648.

The previous prime is 121063829. The next prime is 121063861. The reversal of 121063860 is 68360121.

121063860 is a `hidden beast` number, since 1 + 21 + 0 + 638 + 6 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 73205136 + 47858724 = 8556^2 + 6918^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121063861) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 336109 + ... + 336468.

Almost surely, 2^121063860 is an apocalyptic number.

121063860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121063860 is an abundant number, since it is smaller than the sum of its proper divisors (246163728).

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

121063860 is a wasteful number, since it uses less digits than its factorization.

121063860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672592 (or 672587 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 121063860 is about 11002.9023443817. The cubic root of 121063860 is about 494.6957420091.

The spelling of 121063860 in words is "one hundred twenty-one million, sixty-three thousand, eight hundred sixty".