11520347352757 has 4 divisors (see below), whose sum is σ = 11715607477440. Its totient is φ = 11325087228076.

The previous prime is 11520347352751. The next prime is 11520347352779. The reversal of 11520347352757 is 75725374302511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11520347352757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520347352751) 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 3 ways as a sum of consecutive naturals, for example, 97630062253 + ... + 97630062370.

It is an arithmetic number, because the mean of its divisors is an integer number (2928901869360).

Almost surely, 2^{11520347352757} is an apocalyptic number.

It is an amenable number.

11520347352757 is a deficient number, since it is larger than the sum of its proper divisors (195260124683).

11520347352757 is an equidigital number, since it uses as much as digits as its factorization.

11520347352757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195260124682.

The product of its (nonzero) digits is 6174000, while the sum is 52.

The spelling of 11520347352757 in words is "eleven trillion, five hundred twenty billion, three hundred forty-seven million, three hundred fifty-two thousand, seven hundred fifty-seven".