11350053143 has 16 divisors (see below), whose sum is σ = 13484167200. Its totient is φ = 9417492480.

The previous prime is 11350053139. The next prime is 11350053217. The reversal of 11350053143 is 34135005311.

It is not a de Polignac number, because 11350053143 - 2² = 11350053139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11350053103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 433178 + ... + 458631.

It is an arithmetic number, because the mean of its divisors is an integer number (842760450).

Almost surely, 2^11350053143 is an apocalyptic number.

11350053143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11350053143 is a deficient number, since it is larger than the sum of its proper divisors (2134114057).

11350053143 is a wasteful number, since it uses less digits than its factorization.

11350053143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891922.

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 11350053143 its reverse (34135005311), we get a palindrome (45485058454).

The spelling of 11350053143 in words is "eleven billion, three hundred fifty million, fifty-three thousand, one hundred forty-three".