11140034643 has 6 divisors (see below), whose sum is σ = 16091161164. Its totient is φ = 7426689756.

The previous prime is 11140034641. The next prime is 11140034657. The reversal of 11140034643 is 34643004111.

11140034643 is a `hidden beast` number, since 1 + 1 + 14 + 0 + 0 + 3 + 4 + 643 = 666.

It is not a de Polignac number, because 11140034643 - 2¹ = 11140034641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11140034641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618890805 + ... + 618890822.

It is an arithmetic number, because the mean of its divisors is an integer number (2681860194).

Almost surely, 2^11140034643 is an apocalyptic number.

11140034643 is a deficient number, since it is larger than the sum of its proper divisors (4951126521).

11140034643 is a wasteful number, since it uses less digits than its factorization.

11140034643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237781633 (or 1237781630 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 11140034643 its reverse (34643004111), we get a palindrome (45783038754).

The spelling of 11140034643 in words is "eleven billion, one hundred forty million, thirty-four thousand, six hundred forty-three".