121443363 has 6 divisors (see below), whose sum is σ = 175418204. Its totient is φ = 80962236.

The previous prime is 121443341. The next prime is 121443389. The reversal of 121443363 is 363344121.

It is not a de Polignac number, because 121443363 - 2¹⁷ = 121312291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121443163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6746845 + ... + 6746862.

Almost surely, 2^121443363 is an apocalyptic number.

121443363 is a deficient number, since it is larger than the sum of its proper divisors (53974841).

121443363 is a wasteful number, since it uses less digits than its factorization.

121443363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13493713 (or 13493710 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 121443363 is about 11020.1344365666. The cubic root of 121443363 is about 495.2121160093.

Adding to 121443363 its reverse (363344121), we get a palindrome (484787484).

The spelling of 121443363 in words is "one hundred twenty-one million, four hundred forty-three thousand, three hundred sixty-three".