5223215423 has 2 divisors, whose sum is σ = 5223215424. Its totient is φ = 5223215422.

The previous prime is 5223215401. The next prime is 5223215441. The reversal of 5223215423 is 3245123225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5223215423 - 2²⁶ = 5156106559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5223215443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2611607711 + 2611607712.

It is an arithmetic number, because the mean of its divisors is an integer number (2611607712).

Almost surely, 2^5223215423 is an apocalyptic number.

5223215423 is a deficient number, since it is larger than the sum of its proper divisors (1).

5223215423 is an equidigital number, since it uses as much as digits as its factorization.

5223215423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 29.

The square root of 5223215423 is about 72271.8162425713. The cubic root of 5223215423 is about 1735.0526022249.

Adding to 5223215423 its reverse (3245123225), we get a palindrome (8468338648).

The spelling of 5223215423 in words is "five billion, two hundred twenty-three million, two hundred fifteen thousand, four hundred twenty-three".