121327 has 2 divisors, whose sum is σ = 121328. Its totient is φ = 121326.

The previous prime is 121321. The next prime is 121333. The reversal of 121327 is 723121.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (121321) and next prime (121333).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121327 is a prime.

121327 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 121327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60663 + 60664.

It is an arithmetic number, because the mean of its divisors is an integer number (60664).

2¹²¹³²⁷ is an apocalyptic number.

121327 is a deficient number, since it is larger than the sum of its proper divisors (1).

121327 is an equidigital number, since it uses as much as digits as its factorization.

121327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84, while the sum is 16.

The square root of 121327 is about 348.3202549379. The cubic root of 121327 is about 49.5053900195.

Adding to 121327 its reverse (723121), we get a palindrome (844448).

The spelling of 121327 in words is "one hundred twenty-one thousand, three hundred twenty-seven", and thus it is an iban number.