121734941 has 2 divisors, whose sum is σ = 121734942. Its totient is φ = 121734940.

The previous prime is 121734901. The next prime is 121734947. The reversal of 121734941 is 149437121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121638841 + 96100 = 11029^2 + 310^2 .

It is an emirp because it is prime and its reverse (149437121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121734941 - 2¹⁸ = 121472797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121734898 and 121734907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121734947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60867470 + 60867471.

It is an arithmetic number, because the mean of its divisors is an integer number (60867471).

Almost surely, 2^121734941 is an apocalyptic number.

It is an amenable number.

121734941 is a deficient number, since it is larger than the sum of its proper divisors (1).

121734941 is an equidigital number, since it uses as much as digits as its factorization.

121734941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 32.

The square root of 121734941 is about 11033.3558358280. The cubic root of 121734941 is about 495.6081237976.

The spelling of 121734941 in words is "one hundred twenty-one million, seven hundred thirty-four thousand, nine hundred forty-one".