121344607 has 2 divisors, whose sum is σ = 121344608. Its totient is φ = 121344606.

The previous prime is 121344569. The next prime is 121344611. The reversal of 121344607 is 706443121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121344607 - 2¹⁹ = 120820319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121344617) 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, 60672303 + 60672304.

It is an arithmetic number, because the mean of its divisors is an integer number (60672304).

Almost surely, 2^121344607 is an apocalyptic number.

121344607 is a deficient number, since it is larger than the sum of its proper divisors (1).

121344607 is an equidigital number, since it uses as much as digits as its factorization.

121344607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 121344607 is about 11015.6528176954. The cubic root of 121344607 is about 495.0778464787.

Adding to 121344607 its reverse (706443121), we get a palindrome (827787728).

The spelling of 121344607 in words is "one hundred twenty-one million, three hundred forty-four thousand, six hundred seven".