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BaseRepresentation
bin100001111010000011
321001111211
4201322003
513421013
62550551
71115623
oct417203
9231454
10138883
1195388
1268457
134b2a4
1438883
152b23d
hex21e83

138883 has 2 divisors, whose sum is σ = 138884. Its totient is φ = 138882.

The previous prime is 138869. The next prime is 138889. The reversal of 138883 is 388831.

138883 is nontrivially palindromic in base 14.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 138883 - 29 = 138371 is a prime.

138883 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (138889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69441 + 69442.

It is an arithmetic number, because the mean of its divisors is an integer number (69442).

2138883 is an apocalyptic number.

138883 is a deficient number, since it is larger than the sum of its proper divisors (1).

138883 is an equidigital number, since it uses as much as digits as its factorization.

138883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 31.

The square root of 138883 is about 372.6700953927. The cubic root of 138883 is about 51.7864764963.

The spelling of 138883 in words is "one hundred thirty-eight thousand, eight hundred eighty-three".