3656161303 has 2 divisors, whose sum is σ = 3656161304. Its totient is φ = 3656161302.

The previous prime is 3656161291. The next prime is 3656161307. The reversal of 3656161303 is 3031616563.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3656161303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3656161307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1828080651 + 1828080652.

It is an arithmetic number, because the mean of its divisors is an integer number (1828080652).

Almost surely, 2^3656161303 is an apocalyptic number.

3656161303 is a deficient number, since it is larger than the sum of its proper divisors (1).

3656161303 is an equidigital number, since it uses as much as digits as its factorization.

3656161303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 3656161303 is about 60466.1996738674. The cubic root of 3656161303 is about 1540.5475793502.

Adding to 3656161303 its reverse (3031616563), we get a palindrome (6687777866).

The spelling of 3656161303 in words is "three billion, six hundred fifty-six million, one hundred sixty-one thousand, three hundred three".