11143541630 has 64 divisors (see below), whose sum is σ = 22692700800. Its totient is φ = 3909075456.

The previous prime is 11143541609. The next prime is 11143541641. The reversal of 11143541630 is 3614534111.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11143541593 and 11143541602.

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, 433004 + ... + 458016.

It is an arithmetic number, because the mean of its divisors is an integer number (354573450).

Almost surely, 2^11143541630 is an apocalyptic number.

11143541630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11143541630 is an abundant number, since it is smaller than the sum of its proper divisors (11549159170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11143541630 is a wasteful number, since it uses less digits than its factorization.

11143541630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25205.

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 11143541630 in words is "eleven billion, one hundred forty-three million, five hundred forty-one thousand, six hundred thirty".