121324533 has 32 divisors (see below), whose sum is σ = 180662400. Its totient is φ = 71808000.

The previous prime is 121324523. The next prime is 121324559. The reversal of 121324533 is 335423121.

It is not a de Polignac number, because 121324533 - 2⁵ = 121324501 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121324513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296433 + ... + 296841.

It is an arithmetic number, because the mean of its divisors is an integer number (5645700).

Almost surely, 2^121324533 is an apocalyptic number.

It is an amenable number.

121324533 is a deficient number, since it is larger than the sum of its proper divisors (59337867).

121324533 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (121324532) it forms an eRAP, since the sums of their prime factors are consecutive (612 and 613).

121324533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613.

The product of its digits is 2160, while the sum is 24.

The square root of 121324533 is about 11014.7416220264. The cubic root of 121324533 is about 495.0505447825.

Adding to 121324533 its reverse (335423121), we get a palindrome (456747654).

The spelling of 121324533 in words is "one hundred twenty-one million, three hundred twenty-four thousand, five hundred thirty-three".