121589327 has 2 divisors, whose sum is σ = 121589328. Its totient is φ = 121589326.

The previous prime is 121589317. The next prime is 121589333. The reversal of 121589327 is 723985121.

It is a strong prime.

It is an emirp because it is prime and its reverse (723985121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121589327 - 2¹⁴ = 121572943 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 (121589317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60794663 + 60794664.

It is an arithmetic number, because the mean of its divisors is an integer number (60794664).

Almost surely, 2^121589327 is an apocalyptic number.

121589327 is a deficient number, since it is larger than the sum of its proper divisors (1).

121589327 is an equidigital number, since it uses as much as digits as its factorization.

121589327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 38.

The square root of 121589327 is about 11026.7550530516. The cubic root of 121589327 is about 495.4104367177.

The spelling of 121589327 in words is "one hundred twenty-one million, five hundred eighty-nine thousand, three hundred twenty-seven".