121333534 has 8 divisors (see below), whose sum is σ = 208000368. Its totient is φ = 52000080.

The previous prime is 121333523. The next prime is 121333549. The reversal of 121333534 is 435333121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 121333499 and 121333508.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4333327 + ... + 4333354.

It is an arithmetic number, because the mean of its divisors is an integer number (26000046).

Almost surely, 2^121333534 is an apocalyptic number.

121333534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

121333534 is a deficient number, since it is larger than the sum of its proper divisors (86666834).

121333534 is an equidigital number, since it uses as much as digits as its factorization.

121333534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8666690.

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

The square root of 121333534 is about 11015.1502032428. The cubic root of 121333534 is about 495.0627869885.

Adding to 121333534 its reverse (435333121), we get a palindrome (556666655).

The spelling of 121333534 in words is "one hundred twenty-one million, three hundred thirty-three thousand, five hundred thirty-four".