11056353523063 has 4 divisors (see below), whose sum is σ = 11165822369928. Its totient is φ = 10946884676200.

The previous prime is 11056353523051. The next prime is 11056353523097. The reversal of 11056353523063 is 36032535365011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11056353523063 is a prime.

It is a super-2 number, since 2×11056353523063² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11056353520063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54734423281 + ... + 54734423482.

It is an arithmetic number, because the mean of its divisors is an integer number (2791455592482).

Almost surely, 2^{11056353523063} is an apocalyptic number.

11056353523063 is a deficient number, since it is larger than the sum of its proper divisors (109468846865).

11056353523063 is a wasteful number, since it uses less digits than its factorization.

11056353523063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109468846864.

The product of its (nonzero) digits is 729000, while the sum is 43.

Adding to 11056353523063 its reverse (36032535365011), we get a palindrome (47088888888074).

The spelling of 11056353523063 in words is "eleven trillion, fifty-six billion, three hundred fifty-three million, five hundred twenty-three thousand, sixty-three".