121424433 has 8 divisors (see below), whose sum is σ = 174353088. Its totient is φ = 74722704.

The previous prime is 121424377. The next prime is 121424437. The reversal of 121424433 is 334424121.

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

It is not a de Polignac number, because 121424433 - 2¹⁰ = 121423409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121424437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1556685 + ... + 1556762.

It is an arithmetic number, because the mean of its divisors is an integer number (21794136).

Almost surely, 2^121424433 is an apocalyptic number.

121424433 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

121424433 is a deficient number, since it is larger than the sum of its proper divisors (52928655).

121424433 is a wasteful number, since it uses less digits than its factorization.

121424433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113463.

The product of its digits is 2304, while the sum is 24.

The square root of 121424433 is about 11019.2755206502. The cubic root of 121424433 is about 495.1863842546.

Adding to 121424433 its reverse (334424121), we get a palindrome (455848554).

The spelling of 121424433 in words is "one hundred twenty-one million, four hundred twenty-four thousand, four hundred thirty-three".