11125143005 has 32 divisors (see below), whose sum is σ = 13794831360. Its totient is φ = 8609852160.

The previous prime is 11125142999. The next prime is 11125143013. The reversal of 11125143005 is 50034152111.

It is not a de Polignac number, because 11125143005 - 2¹² = 11125138909 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 4850639 + ... + 4852931.

It is an arithmetic number, because the mean of its divisors is an integer number (431088480).

Almost surely, 2^11125143005 is an apocalyptic number.

It is an amenable number.

11125143005 is a deficient number, since it is larger than the sum of its proper divisors (2669688355).

11125143005 is a wasteful number, since it uses less digits than its factorization.

11125143005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 11125143005 its reverse (50034152111), we get a palindrome (61159295116).

The spelling of 11125143005 in words is "eleven billion, one hundred twenty-five million, one hundred forty-three thousand, five".