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BaseRepresentation
bin111001101001…
…111101111101
31001102212122211
4321221331331
512332122414
61255540421
7242316313
oct71517575
931385584
1015114109
1185934aa
12508a711
13319257a
1420160b3
1514d83c4
hexe69f7d

15114109 has 2 divisors, whose sum is σ = 15114110. Its totient is φ = 15114108.

The previous prime is 15114103. The next prime is 15114131. The reversal of 15114109 is 90141151.

It is an a-pointer prime, because the next prime (15114131) can be obtained adding 15114109 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11710084 + 3404025 = 3422^2 + 1845^2 .

It is an emirp because it is prime and its reverse (90141151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15114109 - 27 = 15113981 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15114109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15114103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7557054 + 7557055.

It is an arithmetic number, because the mean of its divisors is an integer number (7557055).

Almost surely, 215114109 is an apocalyptic number.

It is an amenable number.

15114109 is a deficient number, since it is larger than the sum of its proper divisors (1).

15114109 is an equidigital number, since it uses as much as digits as its factorization.

15114109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 22.

The square root of 15114109 is about 3887.6868443845. The cubic root of 15114109 is about 247.2449994098.

The spelling of 15114109 in words is "fifteen million, one hundred fourteen thousand, one hundred nine".