11020640113454 has 8 divisors (see below), whose sum is σ = 16530985280640. Its totient is φ = 5510311686576.

The previous prime is 11020640113453. The next prime is 11020640113471. The reversal of 11020640113454 is 45431104602011.

11020640113454 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 Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11020640113454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020640113453) 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, 2384279 + ... + 5265554.

It is an arithmetic number, because the mean of its divisors is an integer number (2066373160080).

Almost surely, 2^{11020640113454} is an apocalyptic number.

11020640113454 is a deficient number, since it is larger than the sum of its proper divisors (5510345167186).

11020640113454 is an equidigital number, since it uses as much as digits as its factorization.

11020640113454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8370154.

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 11020640113454 its reverse (45431104602011), we get a palindrome (56451744715465).

The spelling of 11020640113454 in words is "eleven trillion, twenty billion, six hundred forty million, one hundred thirteen thousand, four hundred fifty-four".