5564161 has 2 divisors, whose sum is σ = 5564162. Its totient is φ = 5564160.

The previous prime is 5564147. The next prime is 5564177. The reversal of 5564161 is 1614655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3083536 + 2480625 = 1756^2 + 1575^2 .

It is a cyclic number.

It is not a de Polignac number, because 5564161 - 2⁷ = 5564033 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (5564261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2782080 + 2782081.

It is an arithmetic number, because the mean of its divisors is an integer number (2782081).

Almost surely, 2^5564161 is an apocalyptic number.

It is an amenable number.

5564161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5564161 is an equidigital number, since it uses as much as digits as its factorization.

5564161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 28.

The square root of 5564161 is about 2358.8473880266. The cubic root of 5564161 is about 177.2011608476.

The spelling of 5564161 in words is "five million, five hundred sixty-four thousand, one hundred sixty-one".