121752434411 has 4 divisors (see below), whose sum is σ = 124722006024. Its totient is φ = 118782862800.

The previous prime is 121752434393. The next prime is 121752434413. The reversal of 121752434411 is 114434257121.

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 121752434411 - 2¹⁴ = 121752418027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121752434413) 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, 1484785745 + ... + 1484785826.

It is an arithmetic number, because the mean of its divisors is an integer number (31180501506).

Almost surely, 2^121752434411 is an apocalyptic number.

121752434411 is a deficient number, since it is larger than the sum of its proper divisors (2969571613).

121752434411 is an equidigital number, since it uses as much as digits as its factorization.

121752434411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2969571612.

The product of its digits is 26880, while the sum is 35.

The spelling of 121752434411 in words is "one hundred twenty-one billion, seven hundred fifty-two million, four hundred thirty-four thousand, four hundred eleven".