121534299 has 6 divisors (see below), whose sum is σ = 175549556. Its totient is φ = 81022860.

The previous prime is 121534289. The next prime is 121534351. The reversal of 121534299 is 992435121.

It is not a de Polignac number, because 121534299 - 2¹¹ = 121532251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121534219) 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 5 ways as a sum of consecutive naturals, for example, 6751897 + ... + 6751914.

Almost surely, 2^121534299 is an apocalyptic number.

121534299 is a deficient number, since it is larger than the sum of its proper divisors (54015257).

121534299 is a wasteful number, since it uses less digits than its factorization.

121534299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13503817 (or 13503814 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 121534299 is about 11024.2595669732. The cubic root of 121534299 is about 495.3356890410.

The spelling of 121534299 in words is "one hundred twenty-one million, five hundred thirty-four thousand, two hundred ninety-nine".