121336063 has 4 divisors (see below), whose sum is σ = 126611568. Its totient is φ = 116060560.

The previous prime is 121336051. The next prime is 121336069. The reversal of 121336063 is 360633121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121336063 - 2⁵ = 121336031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121336069) 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 3 ways as a sum of consecutive naturals, for example, 2637718 + ... + 2637763.

It is an arithmetic number, because the mean of its divisors is an integer number (31652892).

Almost surely, 2^121336063 is an apocalyptic number.

121336063 is a deficient number, since it is larger than the sum of its proper divisors (5275505).

121336063 is an equidigital number, since it uses as much as digits as its factorization.

121336063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5275504.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 121336063 is about 11015.2649990820. The cubic root of 121336063 is about 495.0662265572.

Adding to 121336063 its reverse (360633121), we get a palindrome (481969184).

The spelling of 121336063 in words is "one hundred twenty-one million, three hundred thirty-six thousand, sixty-three".