121332943 has 2 divisors, whose sum is σ = 121332944. Its totient is φ = 121332942.

The previous prime is 121332923. The next prime is 121332949. The reversal of 121332943 is 349233121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121332943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121332949) 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 as a sum of consecutive naturals, namely, 60666471 + 60666472.

It is an arithmetic number, because the mean of its divisors is an integer number (60666472).

Almost surely, 2^121332943 is an apocalyptic number.

121332943 is a deficient number, since it is larger than the sum of its proper divisors (1).

121332943 is an equidigital number, since it uses as much as digits as its factorization.

121332943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 28.

The square root of 121332943 is about 11015.1233765219. The cubic root of 121332943 is about 495.0619831915.

The spelling of 121332943 in words is "one hundred twenty-one million, three hundred thirty-two thousand, nine hundred forty-three".