523435214023 has 2 divisors, whose sum is σ = 523435214024. Its totient is φ = 523435214022.

The previous prime is 523435213997. The next prime is 523435214077. The reversal of 523435214023 is 320412534325.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-523435214023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 523435214023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523435217023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261717607011 + 261717607012.

It is an arithmetic number, because the mean of its divisors is an integer number (261717607012).

Almost surely, 2^523435214023 is an apocalyptic number.

523435214023 is a deficient number, since it is larger than the sum of its proper divisors (1).

523435214023 is an equidigital number, since it uses as much as digits as its factorization.

523435214023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 523435214023 its reverse (320412534325), we get a palindrome (843847748348).

The spelling of 523435214023 in words is "five hundred twenty-three billion, four hundred thirty-five million, two hundred fourteen thousand, twenty-three".