11014451144 has 8 divisors (see below), whose sum is σ = 20652095910. Its totient is φ = 5507225568.

The previous prime is 11014451087. The next prime is 11014451177. The reversal of 11014451144 is 44115441011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7128424900 + 3886026244 = 84430^2 + 62338^2 .

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, 688403189 + ... + 688403204.

Almost surely, 2^11014451144 is an apocalyptic number.

It is an amenable number.

11014451144 is a deficient number, since it is larger than the sum of its proper divisors (9637644766).

11014451144 is a wasteful number, since it uses less digits than its factorization.

11014451144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376806399 (or 1376806395 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

Adding to 11014451144 its reverse (44115441011), we get a palindrome (55129892155).

The spelling of 11014451144 in words is "eleven billion, fourteen million, four hundred fifty-one thousand, one hundred forty-four".