28140059 has 2 divisors, whose sum is σ = 28140060. Its totient is φ = 28140058.

The previous prime is 28140043. The next prime is 28140089. The reversal of 28140059 is 95004182.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28140059 - 2⁴ = 28140043 is a prime.

It is a Chen prime.

It is equal to p_1749602 and since 28140059 and 1749602 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (28140029) 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, 14070029 + 14070030.

It is an arithmetic number, because the mean of its divisors is an integer number (14070030).

Almost surely, 2^28140059 is an apocalyptic number.

28140059 is a deficient number, since it is larger than the sum of its proper divisors (1).

28140059 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 11 representation: 28140059 = (14980052)₁₁.

28140059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 28140059 is about 5304.7204450376. The cubic root of 28140059 is about 304.1643667640.

The spelling of 28140059 in words is "twenty-eight million, one hundred forty thousand, fifty-nine".