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BaseRepresentation
bin1011000010101
321202101
41120111
5140103
642101
722324
oct13025
97671
105653
11427a
123331
13275b
1420bb
151a1d
hex1615

5653 has 2 divisors, whose sum is σ = 5654. Its totient is φ = 5652.

The previous prime is 5651. The next prime is 5657. The reversal of 5653 is 3565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5329 + 324 = 73^2 + 18^2 .

5653 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 5653 - 21 = 5651 is a prime.

Together with 5651, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 53 + 55 + 63 + 37 .

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 5653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2826 + 2827.

It is an arithmetic number, because the mean of its divisors is an integer number (2827).

25653 is an apocalyptic number.

It is an amenable number.

5653 is a deficient number, since it is larger than the sum of its proper divisors (1).

5653 is an equidigital number, since it uses as much as digits as its factorization.

5653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 450, while the sum is 19.

The square root of 5653 is about 75.1864349467. The cubic root of 5653 is about 17.8139267350.

The spelling of 5653 in words is "five thousand, six hundred fifty-three".