11000498923 has 4 divisors (see below), whose sum is σ = 11039646888. Its totient is φ = 10961350960.

The previous prime is 11000498851. The next prime is 11000498933. The reversal of 11000498923 is 32989400011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11000498923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11000498933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19573561 + ... + 19574122.

It is an arithmetic number, because the mean of its divisors is an integer number (2759911722).

Almost surely, 2^11000498923 is an apocalyptic number.

11000498923 is a deficient number, since it is larger than the sum of its proper divisors (39147965).

11000498923 is an equidigital number, since it uses as much as digits as its factorization.

11000498923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39147964.

The product of its (nonzero) digits is 15552, while the sum is 37.

Adding to 11000498923 its reverse (32989400011), we get a palindrome (43989898934).

The spelling of 11000498923 in words is "eleven billion, four hundred ninety-eight thousand, nine hundred twenty-three".