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164039 is a prime number
BaseRepresentation
bin101000000011000111
322100000112
4220003013
520222124
63303235
71252151
oct500307
9270015
10164039
11102277
127ab1b
1359885
1443ad1
153390e
hex280c7

164039 has 2 divisors, whose sum is σ = 164040. Its totient is φ = 164038.

The previous prime is 164023. The next prime is 164051. The reversal of 164039 is 930461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164039 - 24 = 164023 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82019 + 82020.

It is an arithmetic number, because the mean of its divisors is an integer number (82020).

2164039 is an apocalyptic number.

164039 is a deficient number, since it is larger than the sum of its proper divisors (1).

164039 is an equidigital number, since it uses as much as digits as its factorization.

164039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 164039 is about 405.0172835818. The cubic root of 164039 is about 54.7413753155.

The spelling of 164039 in words is "one hundred sixty-four thousand, thirty-nine".