11525442713 has 4 divisors (see below), whose sum is σ = 11544245028. Its totient is φ = 11506640400.

The previous prime is 11525442679. The next prime is 11525442743. The reversal of 11525442713 is 31724452511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 143113369 + 11382329344 = 11963^2 + 106688^2 .

It is a cyclic number.

It is not a de Polignac number, because 11525442713 - 2⁸ = 11525442457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11525442743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9400238 + ... + 9401463.

It is an arithmetic number, because the mean of its divisors is an integer number (2886061257).

Almost surely, 2^11525442713 is an apocalyptic number.

It is an amenable number.

11525442713 is a deficient number, since it is larger than the sum of its proper divisors (18802315).

11525442713 is an equidigital number, since it uses as much as digits as its factorization.

11525442713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18802314.

The product of its digits is 33600, while the sum is 35.

The spelling of 11525442713 in words is "eleven billion, five hundred twenty-five million, four hundred forty-two thousand, seven hundred thirteen".