83609030653 has 2 divisors, whose sum is σ = 83609030654. Its totient is φ = 83609030652.

The previous prime is 83609030629. The next prime is 83609030669. The reversal of 83609030653 is 35603090638.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60782957764 + 22826072889 = 246542^2 + 151083^2 .

It is a cyclic number.

It is not a de Polignac number, because 83609030653 - 2⁵ = 83609030621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83609030683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41804515326 + 41804515327.

It is an arithmetic number, because the mean of its divisors is an integer number (41804515327).

Almost surely, 2^83609030653 is an apocalyptic number.

It is an amenable number.

83609030653 is a deficient number, since it is larger than the sum of its proper divisors (1).

83609030653 is an equidigital number, since it uses as much as digits as its factorization.

83609030653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 43.

The spelling of 83609030653 in words is "eighty-three billion, six hundred nine million, thirty thousand, six hundred fifty-three".