121741339 has 2 divisors, whose sum is σ = 121741340. Its totient is φ = 121741338.

The previous prime is 121741331. The next prime is 121741349. The reversal of 121741339 is 933147121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121741339 - 2³ = 121741331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121741339.

It is not a weakly prime, because it can be changed into another prime (121741331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60870669 + 60870670.

It is an arithmetic number, because the mean of its divisors is an integer number (60870670).

Almost surely, 2^121741339 is an apocalyptic number.

121741339 is a deficient number, since it is larger than the sum of its proper divisors (1).

121741339 is an equidigital number, since it uses as much as digits as its factorization.

121741339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 121741339 is about 11033.6457710043. The cubic root of 121741339 is about 495.6168061726.

The spelling of 121741339 in words is "one hundred twenty-one million, seven hundred forty-one thousand, three hundred thirty-nine".