4194309653 has 2 divisors, whose sum is σ = 4194309654. Its totient is φ = 4194309652.

The previous prime is 4194309629. The next prime is 4194309673. The reversal of 4194309653 is 3569034914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4158573169 + 35736484 = 64487^2 + 5978^2 .

It is a cyclic number.

It is not a de Polignac number, because 4194309653 - 2⁶ = 4194309589 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4194309673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2097154826 + 2097154827.

It is an arithmetic number, because the mean of its divisors is an integer number (2097154827).

Almost surely, 2^4194309653 is an apocalyptic number.

It is an amenable number.

4194309653 is a deficient number, since it is larger than the sum of its proper divisors (1).

4194309653 is an equidigital number, since it uses as much as digits as its factorization.

4194309653 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 44.

The square root of 4194309653 is about 64763.4901236800. The cubic root of 4194309653 is about 1612.6996683864.

The spelling of 4194309653 in words is "four billion, one hundred ninety-four million, three hundred nine thousand, six hundred fifty-three".