11520653342434 has 16 divisors (see below), whose sum is σ = 17334456653880. Its totient is φ = 5742518342400.

The previous prime is 11520653342431. The next prime is 11520653342437. The reversal of 11520653342434 is 43424335602511.

It is an interprime number because it is at equal distance from previous prime (11520653342431) and next prime (11520653342437).

It can be written as a sum of positive squares in 4 ways, for example, as 9917479535209 + 1603173807225 = 3149203^2 + 1266165^2 .

It is not an unprimeable number, because it can be changed into a prime (11520653342431) 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, 2964909 + ... + 5641984.

Almost surely, 2^{11520653342434} is an apocalyptic number.

11520653342434 is a deficient number, since it is larger than the sum of its proper divisors (5813803311446).

11520653342434 is a wasteful number, since it uses less digits than its factorization.

11520653342434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8608965.

The product of its (nonzero) digits is 1036800, while the sum is 43.

Adding to 11520653342434 its reverse (43424335602511), we get a palindrome (54944988944945).

The spelling of 11520653342434 in words is "eleven trillion, five hundred twenty billion, six hundred fifty-three million, three hundred forty-two thousand, four hundred thirty-four".