11136653443 has 4 divisors (see below), whose sum is σ = 11136868848. Its totient is φ = 11136438040.

The previous prime is 11136653389. The next prime is 11136653449. The reversal of 11136653443 is 34435663111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34435663111 = 29 ⋅1187436659.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11136653443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11136653449) 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, 21573 + ... + 150793.

It is an arithmetic number, because the mean of its divisors is an integer number (2784217212).

Almost surely, 2^11136653443 is an apocalyptic number.

11136653443 is a deficient number, since it is larger than the sum of its proper divisors (215405).

11136653443 is an equidigital number, since it uses as much as digits as its factorization.

11136653443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215404.

The product of its digits is 77760, while the sum is 37.

The spelling of 11136653443 in words is "eleven billion, one hundred thirty-six million, six hundred fifty-three thousand, four hundred forty-three".