34123305523 has 2 divisors, whose sum is σ = 34123305524. Its totient is φ = 34123305522.

The previous prime is 34123305481. The next prime is 34123305533. The reversal of 34123305523 is 32550332143.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34123305523 is a prime.

It is not a weakly prime, because it can be changed into another prime (34123305533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17061652761 + 17061652762.

It is an arithmetic number, because the mean of its divisors is an integer number (17061652762).

Almost surely, 2^34123305523 is an apocalyptic number.

34123305523 is a deficient number, since it is larger than the sum of its proper divisors (1).

34123305523 is an equidigital number, since it uses as much as digits as its factorization.

34123305523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 34123305523 its reverse (32550332143), we get a palindrome (66673637666).

The spelling of 34123305523 in words is "thirty-four billion, one hundred twenty-three million, three hundred five thousand, five hundred twenty-three".