561346232233 has 2 divisors, whose sum is σ = 561346232234. Its totient is φ = 561346232232.

The previous prime is 561346232147. The next prime is 561346232261. The reversal of 561346232233 is 332232643165.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 528233879209 + 33112353024 = 726797^2 + 181968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-561346232233 is a prime.

It is not a weakly prime, because it can be changed into another prime (561346233233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280673116116 + 280673116117.

It is an arithmetic number, because the mean of its divisors is an integer number (280673116117).

Almost surely, 2^561346232233 is an apocalyptic number.

It is an amenable number.

561346232233 is a deficient number, since it is larger than the sum of its proper divisors (1).

561346232233 is an equidigital number, since it uses as much as digits as its factorization.

561346232233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 40.

Adding to 561346232233 its reverse (332232643165), we get a palindrome (893578875398).

The spelling of 561346232233 in words is "five hundred sixty-one billion, three hundred forty-six million, two hundred thirty-two thousand, two hundred thirty-three".