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1065125 = 538521
BaseRepresentation
bin100000100000010100101
32000010002002
410010002211
5233041000
634455045
712024215
oct4040245
92003062
101065125
11668276
12434485
132b3a69
141da245
151608d5
hex1040a5

1065125 has 8 divisors (see below), whose sum is σ = 1329432. Its totient is φ = 852000.

The previous prime is 1065109. The next prime is 1065131. The reversal of 1065125 is 5215601.

It can be written as a sum of positive squares in 4 ways, for example, as 51076 + 1014049 = 226^2 + 1007^2 .

It is not a de Polignac number, because 1065125 - 24 = 1065109 is a prime.

It is a super-2 number, since 2×10651252 = 2268982531250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1065097 and 1065106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4136 + ... + 4385.

It is an arithmetic number, because the mean of its divisors is an integer number (166179).

21065125 is an apocalyptic number.

It is an amenable number.

1065125 is a deficient number, since it is larger than the sum of its proper divisors (264307).

1065125 is an frugal number, since it uses more digits than its factorization.

1065125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8536 (or 8526 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1065125 is about 1032.0489329484. The cubic root of 1065125 is about 102.1253425139.

The spelling of 1065125 in words is "one million, sixty-five thousand, one hundred twenty-five".

Divisors: 1 5 25 125 8521 42605 213025 1065125