121709327 has 2 divisors, whose sum is σ = 121709328. Its totient is φ = 121709326.

The previous prime is 121709303. The next prime is 121709333. The reversal of 121709327 is 723907121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121709327 - 2¹⁰ = 121708303 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121709293 and 121709302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121709347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60854663 + 60854664.

It is an arithmetic number, because the mean of its divisors is an integer number (60854664).

Almost surely, 2^121709327 is an apocalyptic number.

121709327 is a deficient number, since it is larger than the sum of its proper divisors (1).

121709327 is an equidigital number, since it uses as much as digits as its factorization.

121709327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 121709327 is about 11032.1950218440. The cubic root of 121709327 is about 495.5733613954.

The spelling of 121709327 in words is "one hundred twenty-one million, seven hundred nine thousand, three hundred twenty-seven".