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1139123 is a prime number
BaseRepresentation
bin100010110000110110011
32010212120202
410112012303
5242422443
640225415
712453026
oct4260663
92125522
101139123
11708927
1246b26b
1330b64b
142191bd
151777b8
hex1161b3

1139123 has 2 divisors, whose sum is σ = 1139124. Its totient is φ = 1139122.

The previous prime is 1139087. The next prime is 1139141. The reversal of 1139123 is 3219311.

It is a strong prime.

It is an emirp because it is prime and its reverse (3219311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1139123 - 26 = 1139059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1139095 and 1139104.

It is not a weakly prime, because it can be changed into another prime (1139143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569561 + 569562.

It is an arithmetic number, because the mean of its divisors is an integer number (569562).

21139123 is an apocalyptic number.

1139123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1139123 is an equidigital number, since it uses as much as digits as its factorization.

1139123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162, while the sum is 20.

The square root of 1139123 is about 1067.2970533080. The cubic root of 1139123 is about 104.4375977186.

The spelling of 1139123 in words is "one million, one hundred thirty-nine thousand, one hundred twenty-three".