5541619 has 2 divisors, whose sum is σ = 5541620. Its totient is φ = 5541618.

The previous prime is 5541617. The next prime is 5541631. The reversal of 5541619 is 9161455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5541619 - 2¹ = 5541617 is a prime.

It is a super-2 number, since 2×5541619² = 61419082282322, which contains 22 as substring.

Together with 5541617, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5541611) 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 as a sum of consecutive naturals, namely, 2770809 + 2770810.

It is an arithmetic number, because the mean of its divisors is an integer number (2770810).

Almost surely, 2^5541619 is an apocalyptic number.

5541619 is a deficient number, since it is larger than the sum of its proper divisors (1).

5541619 is an equidigital number, since it uses as much as digits as its factorization.

5541619 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 31.

The square root of 5541619 is about 2354.0643576589. The cubic root of 5541619 is about 176.9615395171.

The spelling of 5541619 in words is "five million, five hundred forty-one thousand, six hundred nineteen".