245510423 has 2 divisors, whose sum is σ = 245510424. Its totient is φ = 245510422.

The previous prime is 245510417. The next prime is 245510443. The reversal of 245510423 is 324015542.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245510423 - 2¹⁰ = 245509399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245510392 and 245510401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245510443) 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, 122755211 + 122755212.

It is an arithmetic number, because the mean of its divisors is an integer number (122755212).

Almost surely, 2^245510423 is an apocalyptic number.

245510423 is a deficient number, since it is larger than the sum of its proper divisors (1).

245510423 is an equidigital number, since it uses as much as digits as its factorization.

245510423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 245510423 is about 15668.7722237577. The cubic root of 245510423 is about 626.1667149800.

Adding to 245510423 its reverse (324015542), we get a palindrome (569525965).

The spelling of 245510423 in words is "two hundred forty-five million, five hundred ten thousand, four hundred twenty-three".