121051241 has 2 divisors, whose sum is σ = 121051242. Its totient is φ = 121051240.

The previous prime is 121051213. The next prime is 121051243. The reversal of 121051241 is 142150121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71995225 + 49056016 = 8485^2 + 7004^2 .

It is a cyclic number.

It is not a de Polignac number, because 121051241 - 2¹⁴ = 121034857 is a prime.

Together with 121051243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (121051243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60525620 + 60525621.

It is an arithmetic number, because the mean of its divisors is an integer number (60525621).

Almost surely, 2^121051241 is an apocalyptic number.

It is an amenable number.

121051241 is a deficient number, since it is larger than the sum of its proper divisors (1).

121051241 is an equidigital number, since it uses as much as digits as its factorization.

121051241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 121051241 is about 11002.3288898306. The cubic root of 121051241 is about 494.6785533329.

The spelling of 121051241 in words is "one hundred twenty-one million, fifty-one thousand, two hundred forty-one".