11141243985 has 16 divisors (see below), whose sum is σ = 17827387200. Its totient is φ = 5941531200.

The previous prime is 11141243963. The next prime is 11141244007. The reversal of 11141243985 is 58934214111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11141243963) and next prime (11141244007).

It is not a de Polignac number, because 11141243985 - 2²⁵ = 11107689553 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 263835 + ... + 303135.

It is an arithmetic number, because the mean of its divisors is an integer number (1114211700).

Almost surely, 2^11141243985 is an apocalyptic number.

11141243985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11141243985 is a deficient number, since it is larger than the sum of its proper divisors (6686143215).

11141243985 is a wasteful number, since it uses less digits than its factorization.

11141243985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58208.

The product of its digits is 34560, while the sum is 39.

The spelling of 11141243985 in words is "eleven billion, one hundred forty-one million, two hundred forty-three thousand, nine hundred eighty-five".