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1361061 = 321311633
BaseRepresentation
bin101001100010010100101
32120011000200
411030102211
5322023221
645101113
714366052
oct5142245
92504020
101361061
1184a649
12557799
13388680
14276029
151bd426
hex14c4a5

1361061 has 12 divisors (see below), whose sum is σ = 2117388. Its totient is φ = 837504.

The previous prime is 1361053. The next prime is 1361069. The reversal of 1361061 is 1601631.

It is an interprime number because it is at equal distance from previous prime (1361053) and next prime (1361069).

It can be written as a sum of positive squares in 2 ways, for example, as 540225 + 820836 = 735^2 + 906^2 .

It is not a de Polignac number, because 1361061 - 23 = 1361053 is a prime.

1361061 is a lucky number.

It is a plaindrome in base 12.

It is a zygodrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5700 + ... + 5933.

It is an arithmetic number, because the mean of its divisors is an integer number (176449).

21361061 is an apocalyptic number.

It is an amenable number.

1361061 is a deficient number, since it is larger than the sum of its proper divisors (756327).

1361061 is a wasteful number, since it uses less digits than its factorization.

1361061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11652 (or 11649 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1361061 is about 1166.6451902785. The cubic root of 1361061 is about 110.8219692999.

Adding to 1361061 its reverse (1601631), we get a palindrome (2962692).

The spelling of 1361061 in words is "one million, three hundred sixty-one thousand, sixty-one".

Divisors: 1 3 9 13 39 117 11633 34899 104697 151229 453687 1361061