121130617 has 2 divisors, whose sum is σ = 121130618. Its totient is φ = 121130616.

The previous prime is 121130561. The next prime is 121130623. The reversal of 121130617 is 716031121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71301136 + 49829481 = 8444^2 + 7059^2 .

It is a cyclic number.

It is not a de Polignac number, because 121130617 - 2¹¹ = 121128569 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (121130677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60565308 + 60565309.

It is an arithmetic number, because the mean of its divisors is an integer number (60565309).

Almost surely, 2^121130617 is an apocalyptic number.

It is an amenable number.

121130617 is a deficient number, since it is larger than the sum of its proper divisors (1).

121130617 is an equidigital number, since it uses as much as digits as its factorization.

121130617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 121130617 is about 11005.9355349738. The cubic root of 121130617 is about 494.7866536305.

Adding to 121130617 its reverse (716031121), we get a palindrome (837161738).

The spelling of 121130617 in words is "one hundred twenty-one million, one hundred thirty thousand, six hundred seventeen".