566791349 has 2 divisors, whose sum is σ = 566791350. Its totient is φ = 566791348.

The previous prime is 566791327. The next prime is 566791361. The reversal of 566791349 is 943197665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 325983025 + 240808324 = 18055^2 + 15518^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-566791349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 566791297 and 566791306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566791319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283395674 + 283395675.

It is an arithmetic number, because the mean of its divisors is an integer number (283395675).

Almost surely, 2^566791349 is an apocalyptic number.

It is an amenable number.

566791349 is a deficient number, since it is larger than the sum of its proper divisors (1).

566791349 is an equidigital number, since it uses as much as digits as its factorization.

566791349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1224720, while the sum is 50.

The square root of 566791349 is about 23807.3801372600. The cubic root of 566791349 is about 827.5757144815.

The spelling of 566791349 in words is "five hundred sixty-six million, seven hundred ninety-one thousand, three hundred forty-nine".