121126363 has 4 divisors (see below), whose sum is σ = 121235920. Its totient is φ = 121016808.

The previous prime is 121126361. The next prime is 121126373. The reversal of 121126363 is 363621121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 363621121 = 79 ⋅4602799.

It is a cyclic number.

It is not a de Polignac number, because 121126363 - 2¹ = 121126361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121126361) by changing a digit.

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, 53103 + ... + 55336.

It is an arithmetic number, because the mean of its divisors is an integer number (30308980).

Almost surely, 2^121126363 is an apocalyptic number.

121126363 is a deficient number, since it is larger than the sum of its proper divisors (109557).

121126363 is a wasteful number, since it uses less digits than its factorization.

121126363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109556.

The product of its digits is 1296, while the sum is 25.

The square root of 121126363 is about 11005.7422739223. The cubic root of 121126363 is about 494.7808614063.

Adding to 121126363 its reverse (363621121), we get a palindrome (484747484).

The spelling of 121126363 in words is "one hundred twenty-one million, one hundred twenty-six thousand, three hundred sixty-three".