11204451554 has 8 divisors (see below), whose sum is σ = 16819030188. Its totient is φ = 5598108160.

The previous prime is 11204451547. The next prime is 11204451569. The reversal of 11204451554 is 45515440211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9648543529 + 1555908025 = 98227^2 + 39445^2 .

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

It is a super-3 number, since 3×11204451554³ (a number of 31 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11204451554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2055407 + ... + 2060850.

Almost surely, 2^11204451554 is an apocalyptic number.

11204451554 is a deficient number, since it is larger than the sum of its proper divisors (5614578634).

11204451554 is a wasteful number, since it uses less digits than its factorization.

11204451554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4117620.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 11204451554 its reverse (45515440211), we get a palindrome (56719891765).

The spelling of 11204451554 in words is "eleven billion, two hundred four million, four hundred fifty-one thousand, five hundred fifty-four".