121452533 has 2 divisors, whose sum is σ = 121452534. Its totient is φ = 121452532.

The previous prime is 121452517. The next prime is 121452557. The reversal of 121452533 is 335254121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75307684 + 46144849 = 8678^2 + 6793^2 .

It is an emirp because it is prime and its reverse (335254121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121452533 - 2⁴ = 121452517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121482533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60726266 + 60726267.

It is an arithmetic number, because the mean of its divisors is an integer number (60726267).

Almost surely, 2^121452533 is an apocalyptic number.

It is an amenable number.

121452533 is a deficient number, since it is larger than the sum of its proper divisors (1).

121452533 is an equidigital number, since it uses as much as digits as its factorization.

121452533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 26.

The square root of 121452533 is about 11020.5504853433. The cubic root of 121452533 is about 495.2245799286.

The spelling of 121452533 in words is "one hundred twenty-one million, four hundred fifty-two thousand, five hundred thirty-three".