121564522635341 has 8 divisors (see below), whose sum is σ = 124852830935040. Its totient is φ = 118276360686288.

The previous prime is 121564522635337. The next prime is 121564522635371. The reversal of 121564522635341 is 143536225465121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121564522635341 - 2² = 121564522635337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121564522635341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121564522635371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34902881 + ... + 38227478.

It is an arithmetic number, because the mean of its divisors is an integer number (15606603866880).

Almost surely, 2^{121564522635341} is an apocalyptic number.

It is an amenable number.

121564522635341 is a deficient number, since it is larger than the sum of its proper divisors (3288308299699).

121564522635341 is an equidigital number, since it uses as much as digits as its factorization.

121564522635341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73175323.

The product of its digits is 5184000, while the sum is 50.

The spelling of 121564522635341 in words is "one hundred twenty-one trillion, five hundred sixty-four billion, five hundred twenty-two million, six hundred thirty-five thousand, three hundred forty-one".