245134223 has 2 divisors, whose sum is σ = 245134224. Its totient is φ = 245134222.

The previous prime is 245134199. The next prime is 245134231. The reversal of 245134223 is 322431542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245134223 - 2⁶ = 245134159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245134192 and 245134201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245134283) 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, 122567111 + 122567112.

It is an arithmetic number, because the mean of its divisors is an integer number (122567112).

Almost surely, 2^245134223 is an apocalyptic number.

245134223 is a deficient number, since it is larger than the sum of its proper divisors (1).

245134223 is an equidigital number, since it uses as much as digits as its factorization.

245134223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 26.

The square root of 245134223 is about 15656.7628518797. The cubic root of 245134223 is about 625.8467226725.

Adding to 245134223 its reverse (322431542), we get a palindrome (567565765).

The spelling of 245134223 in words is "two hundred forty-five million, one hundred thirty-four thousand, two hundred twenty-three".