11149204001 has 4 divisors (see below), whose sum is σ = 12006835092. Its totient is φ = 10291572912.

The previous prime is 11149203983. The next prime is 11149204021. The reversal of 11149204001 is 10040294111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3510444001 + 7638760000 = 59249^2 + 87400^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11149204001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11149204021) 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, 428815526 + ... + 428815551.

It is an arithmetic number, because the mean of its divisors is an integer number (3001708773).

Almost surely, 2^11149204001 is an apocalyptic number.

It is an amenable number.

11149204001 is a deficient number, since it is larger than the sum of its proper divisors (857631091).

11149204001 is an equidigital number, since it uses as much as digits as its factorization.

11149204001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857631090.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 11149204001 its reverse (10040294111), we get a palindrome (21189498112).

The spelling of 11149204001 in words is "eleven billion, one hundred forty-nine million, two hundred four thousand, one".