5511144 has 16 divisors (see below), whose sum is σ = 13777920. Its totient is φ = 1837040.

The previous prime is 5511137. The next prime is 5511151. The reversal of 5511144 is 4411155.

It is an interprime number because it is at equal distance from previous prime (5511137) and next prime (5511151).

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 5511144.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114792 + ... + 114839.

It is an arithmetic number, because the mean of its divisors is an integer number (861120).

Almost surely, 2^5511144 is an apocalyptic number.

It is an amenable number.

5511144 is an abundant number, since it is smaller than the sum of its proper divisors (8266776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5511144 is a wasteful number, since it uses less digits than its factorization.

5511144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229640 (or 229636 counting only the distinct ones).

The product of its digits is 400, while the sum is 21.

The square root of 5511144 is about 2347.5825864067. The cubic root of 5511144 is about 176.6365551306.

Adding to 5511144 its reverse (4411155), we get a palindrome (9922299).

It can be divided in two parts, 55111 and 44, that added together give a palindrome (55155).

The spelling of 5511144 in words is "five million, five hundred eleven thousand, one hundred forty-four".