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106505471 is a prime number
BaseRepresentation
bin1100101100100…
…10010011111111
321102102001001002
412112102103333
5204231133341
614322440515
72432165402
oct626222377
9242361032
10106505471
1155135156
122b80313b
13190b08b7
1410205d39
15953c29b
hex65924ff

106505471 has 2 divisors, whose sum is σ = 106505472. Its totient is φ = 106505470.

The previous prime is 106505447. The next prime is 106505513. The reversal of 106505471 is 174505601.

It is a weak prime.

It is an emirp because it is prime and its reverse (174505601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106505471 - 26 = 106505407 is a prime.

It is a super-3 number, since 3×1065054713 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106505401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53252735 + 53252736.

It is an arithmetic number, because the mean of its divisors is an integer number (53252736).

Almost surely, 2106505471 is an apocalyptic number.

106505471 is a deficient number, since it is larger than the sum of its proper divisors (1).

106505471 is an equidigital number, since it uses as much as digits as its factorization.

106505471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 106505471 is about 10320.1487876871. The cubic root of 106505471 is about 474.0134219110.

The spelling of 106505471 in words is "one hundred six million, five hundred five thousand, four hundred seventy-one".