121542301 has 8 divisors (see below), whose sum is σ = 123795360. Its totient is φ = 119295792.

The previous prime is 121542293. The next prime is 121542307. The reversal of 121542301 is 103245121.

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

It is a cyclic number.

It is not a de Polignac number, because 121542301 - 2³ = 121542293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121542307) by changing a digit.

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, 50931 + ... + 53263.

It is an arithmetic number, because the mean of its divisors is an integer number (15474420).

Almost surely, 2^121542301 is an apocalyptic number.

It is an amenable number.

121542301 is a deficient number, since it is larger than the sum of its proper divisors (2253059).

121542301 is an equidigital number, since it uses as much as digits as its factorization.

121542301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 121542301 is about 11024.6224878678. The cubic root of 121542301 is about 495.3465600166.

Adding to 121542301 its reverse (103245121), we get a palindrome (224787422).

The spelling of 121542301 in words is "one hundred twenty-one million, five hundred forty-two thousand, three hundred one".