11005132534 has 8 divisors (see below), whose sum is σ = 18008398728. Its totient is φ = 5002332960.

The previous prime is 11005132517. The next prime is 11005132553. The reversal of 11005132534 is 43523150011.

It is a happy number.

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

It is a super-2 number, since 2×11005132534² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11005132499 and 11005132508.

It is a congruent number.

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, 250116627 + ... + 250116670.

It is an arithmetic number, because the mean of its divisors is an integer number (2251049841).

Almost surely, 2^11005132534 is an apocalyptic number.

11005132534 is a deficient number, since it is larger than the sum of its proper divisors (7003266194).

11005132534 is a wasteful number, since it uses less digits than its factorization.

11005132534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500233310.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 11005132534 its reverse (43523150011), we get a palindrome (54528282545).

The spelling of 11005132534 in words is "eleven billion, five million, one hundred thirty-two thousand, five hundred thirty-four".