6809432953 has 2 divisors, whose sum is σ = 6809432954. Its totient is φ = 6809432952.

The previous prime is 6809432947. The next prime is 6809433019. The reversal of 6809432953 is 3592349086.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6787782544 + 21650409 = 82388^2 + 4653^2 .

It is a cyclic number.

It is not a de Polignac number, because 6809432953 - 2⁵ = 6809432921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6809432897 and 6809432906.

It is not a weakly prime, because it can be changed into another prime (6809432353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3404716476 + 3404716477.

It is an arithmetic number, because the mean of its divisors is an integer number (3404716477).

Almost surely, 2^6809432953 is an apocalyptic number.

It is an amenable number.

6809432953 is a deficient number, since it is larger than the sum of its proper divisors (1).

6809432953 is an equidigital number, since it uses as much as digits as its factorization.

6809432953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 49.

The square root of 6809432953 is about 82519.2883694473. The cubic root of 6809432953 is about 1895.4121026220.

The spelling of 6809432953 in words is "six billion, eight hundred nine million, four hundred thirty-two thousand, nine hundred fifty-three".