121412267 has 2 divisors, whose sum is σ = 121412268. Its totient is φ = 121412266.

The previous prime is 121412251. The next prime is 121412273. The reversal of 121412267 is 762214121.

It is a strong prime.

It is an emirp because it is prime and its reverse (762214121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121412267 - 2⁴ = 121412251 is a prime.

It is not a weakly prime, because it can be changed into another prime (121412227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60706133 + 60706134.

It is an arithmetic number, because the mean of its divisors is an integer number (60706134).

Almost surely, 2^121412267 is an apocalyptic number.

121412267 is a deficient number, since it is larger than the sum of its proper divisors (1).

121412267 is an equidigital number, since it uses as much as digits as its factorization.

121412267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 26.

The square root of 121412267 is about 11018.7234741598. The cubic root of 121412267 is about 495.1698454669.

Adding to 121412267 its reverse (762214121), we get a palindrome (883626388).

The spelling of 121412267 in words is "one hundred twenty-one million, four hundred twelve thousand, two hundred sixty-seven".