5223451523 has 2 divisors, whose sum is σ = 5223451524. Its totient is φ = 5223451522.

The previous prime is 5223451511. The next prime is 5223451529. The reversal of 5223451523 is 3251543225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5223451523 - 2⁶ = 5223451459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5223451523.

It is not a weakly prime, because it can be changed into another prime (5223451529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2611725761 + 2611725762.

It is an arithmetic number, because the mean of its divisors is an integer number (2611725762).

Almost surely, 2^5223451523 is an apocalyptic number.

5223451523 is a deficient number, since it is larger than the sum of its proper divisors (1).

5223451523 is an equidigital number, since it uses as much as digits as its factorization.

5223451523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 32.

The square root of 5223451523 is about 72273.4496409297. The cubic root of 5223451523 is about 1735.0787444709.

Adding to 5223451523 its reverse (3251543225), we get a palindrome (8474994748).

The spelling of 5223451523 in words is "five billion, two hundred twenty-three million, four hundred fifty-one thousand, five hundred twenty-three".