5541609 has 16 divisors (see below), whose sum is σ = 7877952. Its totient is φ = 3452928.

The previous prime is 5541607. The next prime is 5541611. The reversal of 5541609 is 9061455.

It is an interprime number because it is at equal distance from previous prime (5541607) and next prime (5541611).

It is not a de Polignac number, because 5541609 - 2¹ = 5541607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5541607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9562 + ... + 10124.

It is an arithmetic number, because the mean of its divisors is an integer number (492372).

Almost surely, 2^5541609 is an apocalyptic number.

It is an amenable number.

5541609 is a deficient number, since it is larger than the sum of its proper divisors (2336343).

5541609 is a wasteful number, since it uses less digits than its factorization.

5541609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 5541609 is about 2354.0622336718. The cubic root of 5541609 is about 176.9614330731.

The spelling of 5541609 in words is "five million, five hundred forty-one thousand, six hundred nine".