121433533 has 16 divisors (see below), whose sum is σ = 139358016. Its totient is φ = 104820480.

The previous prime is 121433509. The next prime is 121433539. The reversal of 121433533 is 335334121.

It is a cyclic number.

It is not a de Polignac number, because 121433533 - 2²¹ = 119336381 is a prime.

It is a super-2 number, since 2×121433533² = 29492205873724178, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121433498 and 121433507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121433539) 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 in 15 ways as a sum of consecutive naturals, for example, 34338 + ... + 37708.

It is an arithmetic number, because the mean of its divisors is an integer number (8709876).

Almost surely, 2^121433533 is an apocalyptic number.

121433533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

121433533 is a deficient number, since it is larger than the sum of its proper divisors (17924483).

121433533 is a wasteful number, since it uses less digits than its factorization.

121433533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3564.

The product of its digits is 3240, while the sum is 25.

The square root of 121433533 is about 11019.6884257224. The cubic root of 121433533 is about 495.1987543173.

Adding to 121433533 its reverse (335334121), we get a palindrome (456767654).

The spelling of 121433533 in words is "one hundred twenty-one million, four hundred thirty-three thousand, five hundred thirty-three".