8183564603243 has 2 divisors, whose sum is σ = 8183564603244. Its totient is φ = 8183564603242.

The previous prime is 8183564603231. The next prime is 8183564603251. The reversal of 8183564603243 is 3423064653818.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8183564603243 is a prime.

It is a super-2 number, since 2×8183564603243² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8183564602243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4091782301621 + 4091782301622.

It is an arithmetic number, because the mean of its divisors is an integer number (4091782301622).

Almost surely, 2^{8183564603243} is an apocalyptic number.

8183564603243 is a deficient number, since it is larger than the sum of its proper divisors (1).

8183564603243 is an equidigital number, since it uses as much as digits as its factorization.

8183564603243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9953280, while the sum is 53.

The spelling of 8183564603243 in words is "eight trillion, one hundred eighty-three billion, five hundred sixty-four million, six hundred three thousand, two hundred forty-three".