1144005514 has 32 divisors (see below), whose sum is σ = 1886749200. Its totient is φ = 517816320.

The previous prime is 1144005491. The next prime is 1144005563. The reversal of 1144005514 is 4155004411.

It can be written as a sum of positive squares in 8 ways, for example, as 872316225 + 271689289 = 29535^2 + 16483^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275002 + ... + 279130.

Almost surely, 2^1144005514 is an apocalyptic number.

1144005514 is a deficient number, since it is larger than the sum of its proper divisors (742743686).

1144005514 is a wasteful number, since it uses less digits than its factorization.

1144005514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4458.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1144005514 is about 33823.1505628911. The cubic root of 1144005514 is about 1045.8659866794.

Adding to 1144005514 its reverse (4155004411), we get a palindrome (5299009925).

The spelling of 1144005514 in words is "one billion, one hundred forty-four million, five thousand, five hundred fourteen".