5205323023 has 2 divisors, whose sum is σ = 5205323024. Its totient is φ = 5205323022.

The previous prime is 5205323017. The next prime is 5205323027. The reversal of 5205323023 is 3203235025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5205323023 - 2¹⁷ = 5205191951 is a prime.

It is a super-4 number, since 4×5205323023⁴ (a number of 40 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5205323027) 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, 2602661511 + 2602661512.

It is an arithmetic number, because the mean of its divisors is an integer number (2602661512).

Almost surely, 2^5205323023 is an apocalyptic number.

5205323023 is a deficient number, since it is larger than the sum of its proper divisors (1).

5205323023 is an equidigital number, since it uses as much as digits as its factorization.

5205323023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 5205323023 is about 72147.9245924649. The cubic root of 5205323023 is about 1733.0691642983.

Adding to 5205323023 its reverse (3203235025), we get a palindrome (8408558048).

It can be divided in two parts, 52053 and 23023, that added together give a square (75076 = 274²).

The spelling of 5205323023 in words is "five billion, two hundred five million, three hundred twenty-three thousand, twenty-three".