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2132213 is a prime number
BaseRepresentation
bin1000001000100011110101
311000022211212
420020203311
51021212323
6113411205
724060236
oct10104365
94008755
102132213
111226a66
12869b05
13598685
143d708d
152c1b78
hex2088f5

2132213 has 2 divisors, whose sum is σ = 2132214. Its totient is φ = 2132212.

The previous prime is 2132209. The next prime is 2132231. The reversal of 2132213 is 3122312.

It is a happy number.

Together with next prime (2132231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1423249 + 708964 = 1193^2 + 842^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132213 - 22 = 2132209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2132233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066106 + 1066107.

It is an arithmetic number, because the mean of its divisors is an integer number (1066107).

22132213 is an apocalyptic number.

It is an amenable number.

2132213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2132213 is an equidigital number, since it uses as much as digits as its factorization.

2132213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72, while the sum is 14.

The square root of 2132213 is about 1460.2099164161. The cubic root of 2132213 is about 128.7093792111.

Adding to 2132213 its reverse (3122312), we get a palindrome (5254525).

Subtracting 2132213 from its reverse (3122312), we obtain a palindrome (990099).

The spelling of 2132213 in words is "two million, one hundred thirty-two thousand, two hundred thirteen".