6543029 has 2 divisors, whose sum is σ = 6543030. Its totient is φ = 6543028.

The previous prime is 6543007. The next prime is 6543059. The reversal of 6543029 is 9203456.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6400900 + 142129 = 2530^2 + 377^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6543029 is a prime.

It is a super-2 number, since 2×6543029² = 85622456989682, which contains 22 as substring.

It is a Chen prime.

It is a d-powerful number, because it can be written as 6⁸ + 5⁷ + 4 + 3⁷ + 0 + 2⁷ + 9⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 6542992 and 6543010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6543059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3271514 + 3271515.

It is an arithmetic number, because the mean of its divisors is an integer number (3271515).

Almost surely, 2^6543029 is an apocalyptic number.

It is an amenable number.

6543029 is a deficient number, since it is larger than the sum of its proper divisors (1).

6543029 is an equidigital number, since it uses as much as digits as its factorization.

6543029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 6543029 is about 2557.9345183175. The cubic root of 6543029 is about 187.0364632871.

The spelling of 6543029 in words is "six million, five hundred forty-three thousand, twenty-nine".