11533251304 has 8 divisors (see below), whose sum is σ = 21624846210. Its totient is φ = 5766625648.

The previous prime is 11533251269. The next prime is 11533251341. The reversal of 11533251304 is 40315233511.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10450972900 + 1082278404 = 102230^2 + 32898^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720828199 + ... + 720828214.

Almost surely, 2^11533251304 is an apocalyptic number.

It is an amenable number.

11533251304 is a deficient number, since it is larger than the sum of its proper divisors (10091594906).

11533251304 is a wasteful number, since it uses less digits than its factorization.

11533251304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441656419 (or 1441656415 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 11533251304 its reverse (40315233511), we get a palindrome (51848484815).

The spelling of 11533251304 in words is "eleven billion, five hundred thirty-three million, two hundred fifty-one thousand, three hundred four".