245231055233 has 2 divisors, whose sum is σ = 245231055234. Its totient is φ = 245231055232.

The previous prime is 245231055221. The next prime is 245231055259. The reversal of 245231055233 is 332550132542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 162934937104 + 82296118129 = 403652^2 + 286873^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245231055233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245231055193 and 245231055202.

It is not a weakly prime, because it can be changed into another prime (245231055263) 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, 122615527616 + 122615527617.

It is an arithmetic number, because the mean of its divisors is an integer number (122615527617).

Almost surely, 2^245231055233 is an apocalyptic number.

It is an amenable number.

245231055233 is a deficient number, since it is larger than the sum of its proper divisors (1).

245231055233 is an equidigital number, since it uses as much as digits as its factorization.

245231055233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 245231055233 its reverse (332550132542), we get a palindrome (577781187775).

The spelling of 245231055233 in words is "two hundred forty-five billion, two hundred thirty-one million, fifty-five thousand, two hundred thirty-three".