121253241 has 8 divisors (see below), whose sum is σ = 164721600. Its totient is φ = 79310192.

The previous prime is 121253233. The next prime is 121253261. The reversal of 121253241 is 142352121.

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 121253241 - 2³ = 121253233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (121253261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381141 + ... + 381458.

It is an arithmetic number, because the mean of its divisors is an integer number (20590200).

Almost surely, 2^121253241 is an apocalyptic number.

It is an amenable number.

121253241 is a deficient number, since it is larger than the sum of its proper divisors (43468359).

121253241 is an equidigital number, since it uses as much as digits as its factorization.

121253241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762655.

The product of its digits is 480, while the sum is 21.

The square root of 121253241 is about 11011.5049380182. The cubic root of 121253241 is about 494.9535595652.

The spelling of 121253241 in words is "one hundred twenty-one million, two hundred fifty-three thousand, two hundred forty-one".