121412341 has 2 divisors, whose sum is σ = 121412342. Its totient is φ = 121412340.

The previous prime is 121412329. The next prime is 121412353. The reversal of 121412341 is 143214121.

It is a balanced prime because it is at equal distance from previous prime (121412329) and next prime (121412353).

It can be written as a sum of positive squares in only one way, i.e., 62568100 + 58844241 = 7910^2 + 7671^2 .

It is an emirp because it is prime and its reverse (143214121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121412341 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121412321) 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, 60706170 + 60706171.

It is an arithmetic number, because the mean of its divisors is an integer number (60706171).

Almost surely, 2^121412341 is an apocalyptic number.

It is an amenable number.

121412341 is a deficient number, since it is larger than the sum of its proper divisors (1).

121412341 is an equidigital number, since it uses as much as digits as its factorization.

121412341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 19.

The square root of 121412341 is about 11018.7268320800. The cubic root of 121412341 is about 495.1699460678.

Adding to 121412341 its reverse (143214121), we get a palindrome (264626462).

The spelling of 121412341 in words is "one hundred twenty-one million, four hundred twelve thousand, three hundred forty-one".