121412411 has 2 divisors, whose sum is σ = 121412412. Its totient is φ = 121412410.

The previous prime is 121412393. The next prime is 121412437. The reversal of 121412411 is 114214121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121412411 - 2²² = 117218107 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121412411.

It is not a weakly prime, because it can be changed into another prime (121412471) 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, 60706205 + 60706206.

It is an arithmetic number, because the mean of its divisors is an integer number (60706206).

Almost surely, 2^121412411 is an apocalyptic number.

121412411 is a deficient number, since it is larger than the sum of its proper divisors (1).

121412411 is an equidigital number, since it uses as much as digits as its factorization.

121412411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64, while the sum is 17.

The square root of 121412411 is about 11018.7300084901. The cubic root of 121412411 is about 495.1700412308.

Adding to 121412411 its reverse (114214121), we get a palindrome (235626532).

The spelling of 121412411 in words is "one hundred twenty-one million, four hundred twelve thousand, four hundred eleven".