5541553 has 4 divisors (see below), whose sum is σ = 5569600. Its totient is φ = 5513508.

The previous prime is 5541533. The next prime is 5541577. The reversal of 5541553 is 3551455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5541553 - 2²¹ = 3444401 is a prime.

It is a super-3 number, since 3×5541553³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5541533) 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 3 ways as a sum of consecutive naturals, for example, 13725 + ... + 14122.

It is an arithmetic number, because the mean of its divisors is an integer number (1392400).

Almost surely, 2^5541553 is an apocalyptic number.

It is an amenable number.

5541553 is a deficient number, since it is larger than the sum of its proper divisors (28047).

5541553 is a wasteful number, since it uses less digits than its factorization.

5541553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28046.

The product of its digits is 7500, while the sum is 28.

The square root of 5541553 is about 2354.0503393088. The cubic root of 5541553 is about 176.9608369843.

The spelling of 5541553 in words is "five million, five hundred forty-one thousand, five hundred fifty-three".