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12200239 is a prime number
BaseRepresentation
bin101110100010…
…100100101111
3211221211120201
4232202210233
511110401424
61113254331
7205462132
oct56424457
924854521
1012200239
116983247
1241043a7
1326b219c
141898219
15110ed44
hexba292f

12200239 has 2 divisors, whose sum is σ = 12200240. Its totient is φ = 12200238.

The previous prime is 12200179. The next prime is 12200263. The reversal of 12200239 is 93200221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12200239 - 223 = 3811631 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12200939) 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, 6100119 + 6100120.

It is an arithmetic number, because the mean of its divisors is an integer number (6100120).

Almost surely, 212200239 is an apocalyptic number.

12200239 is a deficient number, since it is larger than the sum of its proper divisors (1).

12200239 is an equidigital number, since it uses as much as digits as its factorization.

12200239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 12200239 is about 3492.8840518975. The cubic root of 12200239 is about 230.2092550557.

The spelling of 12200239 in words is "twelve million, two hundred thousand, two hundred thirty-nine".