2170383653 has 2 divisors, whose sum is σ = 2170383654. Its totient is φ = 2170383652.

The previous prime is 2170383643. The next prime is 2170383673. The reversal of 2170383653 is 3563830712.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2053267969 + 117115684 = 45313^2 + 10822^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2170383653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2170383643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1085191826 + 1085191827.

It is an arithmetic number, because the mean of its divisors is an integer number (1085191827).

Almost surely, 2^2170383653 is an apocalyptic number.

It is an amenable number.

2170383653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2170383653 is an equidigital number, since it uses as much as digits as its factorization.

2170383653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 2170383653 is about 46587.3765412907. The cubic root of 2170383653 is about 1294.7288834804.

The spelling of 2170383653 in words is "two billion, one hundred seventy million, three hundred eighty-three thousand, six hundred fifty-three".