11520654240061 has 8 divisors (see below), whose sum is σ = 12216199737024. Its totient is φ = 10827093182400.

The previous prime is 11520654239977. The next prime is 11520654240079. The reversal of 11520654240061 is 16004245602511.

11520654240061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11520654240061 - 2²⁹ = 11520117369149 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 11520654240061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520654240761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496097865 + ... + 496121086.

It is an arithmetic number, because the mean of its divisors is an integer number (1527024967128).

Almost surely, 2^{11520654240061} is an apocalyptic number.

It is an amenable number.

11520654240061 is a deficient number, since it is larger than the sum of its proper divisors (695545496963).

11520654240061 is an equidigital number, since it uses as much as digits as its factorization.

11520654240061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992219651.

The product of its (nonzero) digits is 57600, while the sum is 37.

Adding to 11520654240061 its reverse (16004245602511), we get a palindrome (27524899842572).

The spelling of 11520654240061 in words is "eleven trillion, five hundred twenty billion, six hundred fifty-four million, two hundred forty thousand, sixty-one".