5485561 has 2 divisors, whose sum is σ = 5485562. Its totient is φ = 5485560.

The previous prime is 5485559. The next prime is 5485589. The reversal of 5485561 is 1655845.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4648336 + 837225 = 2156^2 + 915^2 .

It is a cyclic number.

It is not a de Polignac number, because 5485561 - 2¹ = 5485559 is a prime.

Together with 5485559, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5485541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2742780 + 2742781.

It is an arithmetic number, because the mean of its divisors is an integer number (2742781).

Almost surely, 2^5485561 is an apocalyptic number.

It is an amenable number.

5485561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5485561 is an equidigital number, since it uses as much as digits as its factorization.

5485561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24000, while the sum is 34.

The square root of 5485561 is about 2342.1274516986. The cubic root of 5485561 is about 176.3628126079.

The spelling of 5485561 in words is "five million, four hundred eighty-five thousand, five hundred sixty-one".