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1359109 = 4133149
BaseRepresentation
bin101001011110100000101
32120001100101
411023310011
5321442414
645044101
714360263
oct5136405
92501311
101359109
11849134
12556631
1338780b
14275433
151bca74
hex14bd05

1359109 has 4 divisors (see below), whose sum is σ = 1392300. Its totient is φ = 1325920.

The previous prime is 1359097. The next prime is 1359161. The reversal of 1359109 is 9019531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 792100 + 567009 = 890^2 + 753^2 .

It is a cyclic number.

It is not a de Polignac number, because 1359109 - 25 = 1359077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1359179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16534 + ... + 16615.

It is an arithmetic number, because the mean of its divisors is an integer number (348075).

21359109 is an apocalyptic number.

It is an amenable number.

1359109 is a deficient number, since it is larger than the sum of its proper divisors (33191).

1359109 is an equidigital number, since it uses as much as digits as its factorization.

1359109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33190.

The product of its (nonzero) digits is 1215, while the sum is 28.

The square root of 1359109 is about 1165.8083032815. The cubic root of 1359109 is about 110.7689645773.

The spelling of 1359109 in words is "one million, three hundred fifty-nine thousand, one hundred nine".

Divisors: 1 41 33149 1359109