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1122133109 is a prime number
BaseRepresentation
bin100001011100010…
…0110010001110101
32220012111021020112
41002320212101311
54244231224414
6303203112405
736543655046
oct10270462165
92805437215
101122133109
11526462239
12273972705
1314b62ccb6
14a90608cd
15687a8d3e
hex42e26475

1122133109 has 2 divisors, whose sum is σ = 1122133110. Its totient is φ = 1122133108.

The previous prime is 1122133099. The next prime is 1122133123. The reversal of 1122133109 is 9013312211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1122049009 + 84100 = 33497^2 + 290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1122133109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122133169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561066554 + 561066555.

It is an arithmetic number, because the mean of its divisors is an integer number (561066555).

Almost surely, 21122133109 is an apocalyptic number.

It is an amenable number.

1122133109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122133109 is an equidigital number, since it uses as much as digits as its factorization.

1122133109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 1122133109 is about 33498.2553127771. The cubic root of 1122133109 is about 1039.1576972507.

The spelling of 1122133109 in words is "one billion, one hundred twenty-two million, one hundred thirty-three thousand, one hundred nine".