5541551 has 8 divisors (see below), whose sum is σ = 5806080. Its totient is φ = 5279032.

The previous prime is 5541533. The next prime is 5541577. The reversal of 5541551 is 1551455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5541551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5541551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10766 + ... + 11268.

It is an arithmetic number, because the mean of its divisors is an integer number (725760).

Almost surely, 2^5541551 is an apocalyptic number.

5541551 is a deficient number, since it is larger than the sum of its proper divisors (264529).

5541551 is a wasteful number, since it uses less digits than its factorization.

5541551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005.

The product of its digits is 2500, while the sum is 26.

The square root of 5541551 is about 2354.0499145090. The cubic root of 5541551 is about 176.9608156953.

The spelling of 5541551 in words is "five million, five hundred forty-one thousand, five hundred fifty-one".