5551441 has 24 divisors (see below), whose sum is σ = 7023744. Its totient is φ = 4287360.

The previous prime is 5551433. The next prime is 5551453. The reversal of 5551441 is 1441555.

It is a happy number.

It is not a de Polignac number, because 5551441 - 2³ = 5551433 is a prime.

It is a house number.

Its product of digits (2000) is a multiple of the sum of its prime divisors (100).

5551441 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5551241) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 135381 + ... + 135421.

It is an arithmetic number, because the mean of its divisors is an integer number (292656).

Almost surely, 2^5551441 is an apocalyptic number.

It is an amenable number.

5551441 is a deficient number, since it is larger than the sum of its proper divisors (1472303).

5551441 is a wasteful number, since it uses less digits than its factorization.

5551441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129 (or 100 counting only the distinct ones).

The product of its digits is 2000, while the sum is 25.

The square root of 5551441 is about 2356.1496132462. The cubic root of 5551441 is about 177.0660270546.

Adding to 5551441 its reverse (1441555), we get a palindrome (6992996).

It can be divided in two parts, 55514 and 41, that added together give a palindrome (55555).

The spelling of 5551441 in words is "five million, five hundred fifty-one thousand, four hundred forty-one".