121353585 has 8 divisors (see below), whose sum is σ = 194165760. Its totient is φ = 64721904.

The previous prime is 121353571. The next prime is 121353593. The reversal of 121353585 is 585353121.

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

It is not a de Polignac number, because 121353585 - 2¹⁶ = 121288049 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4045105 + ... + 4045134.

It is an arithmetic number, because the mean of its divisors is an integer number (24270720).

Almost surely, 2^121353585 is an apocalyptic number.

121353585 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

121353585 is a deficient number, since it is larger than the sum of its proper divisors (72812175).

121353585 is an equidigital number, since it uses as much as digits as its factorization.

121353585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8090247.

The product of its digits is 18000, while the sum is 33.

The square root of 121353585 is about 11016.0603211856. The cubic root of 121353585 is about 495.0900560566.

The spelling of 121353585 in words is "one hundred twenty-one million, three hundred fifty-three thousand, five hundred eighty-five".