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2045653 is a prime number
BaseRepresentation
bin111110011011011010101
310211221002221
413303123111
51010430103
6111502341
723250001
oct7633325
93757087
102045653
111177a25
128279b1
1356815c
143b3701
152a61bd
hex1f36d5

2045653 has 2 divisors, whose sum is σ = 2045654. Its totient is φ = 2045652.

The previous prime is 2045651. The next prime is 2045669. The reversal of 2045653 is 3565402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1258884 + 786769 = 1122^2 + 887^2 .

It is a cyclic number.

It is not a de Polignac number, because 2045653 - 21 = 2045651 is a prime.

Together with 2045651, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 2 + 0 + 43 + 57 + 65 + 59 + 38 .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2045651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022826 + 1022827.

It is an arithmetic number, because the mean of its divisors is an integer number (1022827).

22045653 is an apocalyptic number.

It is an amenable number.

2045653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045653 is an equidigital number, since it uses as much as digits as its factorization.

2045653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2045653 is about 1430.2632624800. The cubic root of 2045653 is about 126.9435548038.

The spelling of 2045653 in words is "two million, forty-five thousand, six hundred fifty-three".