121332193 has 2 divisors, whose sum is σ = 121332194. Its totient is φ = 121332192.

The previous prime is 121332191. The next prime is 121332203. The reversal of 121332193 is 391233121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114425809 + 6906384 = 10697^2 + 2628^2 .

It is a cyclic number.

It is not a de Polignac number, because 121332193 - 2¹ = 121332191 is a prime.

Together with 121332191, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (121332191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60666096 + 60666097.

It is an arithmetic number, because the mean of its divisors is an integer number (60666097).

Almost surely, 2^121332193 is an apocalyptic number.

It is an amenable number.

121332193 is a deficient number, since it is larger than the sum of its proper divisors (1).

121332193 is an equidigital number, since it uses as much as digits as its factorization.

121332193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 25.

The square root of 121332193 is about 11015.0893323659. The cubic root of 121332193 is about 495.0609631409.

The spelling of 121332193 in words is "one hundred twenty-one million, three hundred thirty-two thousand, one hundred ninety-three".