121333 has 2 divisors, whose sum is σ = 121334. Its totient is φ = 121332.

The previous prime is 121327. The next prime is 121343. The reversal of 121333 is 333121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88209 + 33124 = 297^2 + 182^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121333 is a prime.

121333 is a modest number, since divided by 333 gives 121 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60666 + 60667.

It is an arithmetic number, because the mean of its divisors is an integer number (60667).

2¹²¹³³³ is an apocalyptic number.

It is an amenable number.

121333 is a deficient number, since it is larger than the sum of its proper divisors (1).

121333 is an equidigital number, since it uses as much as digits as its factorization.

121333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54, while the sum is 13.

The square root of 121333 is about 348.3288675950. The cubic root of 121333 is about 49.5062060715.

Adding to 121333 its reverse (333121), we get a palindrome (454454).

It can be divided in two parts, 121 and 333, that added together give a palindrome (454).

The spelling of 121333 in words is "one hundred twenty-one thousand, three hundred thirty-three".