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1100202197 is a prime number
BaseRepresentation
bin100000110010011…
…1100000011010101
32211200020001200112
41001210330003111
54223122432242
6301101052405
736156364403
oct10144740325
92750201615
101100202197
11515043216
12268557105
13146c21a23
14a6192473
15668c5c82
hex4193c0d5

1100202197 has 2 divisors, whose sum is σ = 1100202198. Its totient is φ = 1100202196.

The previous prime is 1100202193. The next prime is 1100202221. The reversal of 1100202197 is 7912020011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 711875761 + 388326436 = 26681^2 + 19706^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100202197 - 22 = 1100202193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100202193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550101098 + 550101099.

It is an arithmetic number, because the mean of its divisors is an integer number (550101099).

Almost surely, 21100202197 is an apocalyptic number.

It is an amenable number.

1100202197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100202197 is an equidigital number, since it uses as much as digits as its factorization.

1100202197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 1100202197 is about 33169.2959979557. The cubic root of 1100202197 is about 1032.3433612609.

The spelling of 1100202197 in words is "one billion, one hundred million, two hundred two thousand, one hundred ninety-seven".