11211046563 has 8 divisors (see below), whose sum is σ = 14955192000. Its totient is φ = 7470466088.

The previous prime is 11211046541. The next prime is 11211046571. The reversal of 11211046563 is 36564011211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11211046563 - 2⁵ = 11211046531 is a prime.

It is a super-2 number, since 2×11211046563² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11211046563.

It is not an unprimeable number, because it can be changed into a prime (11211041563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883893 + ... + 896486.

It is an arithmetic number, because the mean of its divisors is an integer number (1869399000).

Almost surely, 2^11211046563 is an apocalyptic number.

11211046563 is a deficient number, since it is larger than the sum of its proper divisors (3744145437).

11211046563 is a wasteful number, since it uses less digits than its factorization.

11211046563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782481.

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 11211046563 its reverse (36564011211), we get a palindrome (47775057774).

The spelling of 11211046563 in words is "eleven billion, two hundred eleven million, forty-six thousand, five hundred sixty-three".