11443412140 has 12 divisors (see below), whose sum is σ = 24031165536. Its totient is φ = 4577364848.

The previous prime is 11443412119. The next prime is 11443412171. The reversal of 11443412140 is 4121434411.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286085284 + ... + 286085323.

It is an arithmetic number, because the mean of its divisors is an integer number (2002597128).

Almost surely, 2^11443412140 is an apocalyptic number.

11443412140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11443412140 is an abundant number, since it is smaller than the sum of its proper divisors (12587753396).

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

11443412140 is a wasteful number, since it uses less digits than its factorization.

11443412140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572170616 (or 572170614 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 11443412140 its reverse (4121434411), we get a palindrome (15564846551).

The spelling of 11443412140 in words is "eleven billion, four hundred forty-three million, four hundred twelve thousand, one hundred forty".