11145053530 has 16 divisors (see below), whose sum is σ = 21604257864. Its totient is φ = 4115096640.

The previous prime is 11145053503. The next prime is 11145053587. The reversal of 11145053530 is 3535054111.

It can be written as a sum of positive squares in 4 ways, for example, as 6198885289 + 4946168241 = 78733^2 + 70329^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42865461 + ... + 42865720.

Almost surely, 2^11145053530 is an apocalyptic number.

11145053530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11145053530 is a deficient number, since it is larger than the sum of its proper divisors (10459204334).

11145053530 is a wasteful number, since it uses less digits than its factorization.

11145053530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85731201.

The product of its (nonzero) digits is 4500, while the sum is 28.

The spelling of 11145053530 in words is "eleven billion, one hundred forty-five million, fifty-three thousand, five hundred thirty".