121244087 has 2 divisors, whose sum is σ = 121244088. Its totient is φ = 121244086.

The previous prime is 121244059. The next prime is 121244129. The reversal of 121244087 is 780442121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121244087 - 2¹⁰ = 121243063 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121240087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60622043 + 60622044.

It is an arithmetic number, because the mean of its divisors is an integer number (60622044).

Almost surely, 2^121244087 is an apocalyptic number.

121244087 is a deficient number, since it is larger than the sum of its proper divisors (1).

121244087 is an equidigital number, since it uses as much as digits as its factorization.

121244087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 121244087 is about 11011.0892740001. The cubic root of 121244087 is about 494.9411037637.

The spelling of 121244087 in words is "one hundred twenty-one million, two hundred forty-four thousand, eighty-seven".