4345404523 has 2 divisors, whose sum is σ = 4345404524. Its totient is φ = 4345404522.

The previous prime is 4345404473. The next prime is 4345404529. The reversal of 4345404523 is 3254045434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4345404523 - 2¹³ = 4345396331 is a prime.

It is not a weakly prime, because it can be changed into another prime (4345404529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2172702261 + 2172702262.

It is an arithmetic number, because the mean of its divisors is an integer number (2172702262).

Almost surely, 2^4345404523 is an apocalyptic number.

4345404523 is a deficient number, since it is larger than the sum of its proper divisors (1).

4345404523 is an equidigital number, since it uses as much as digits as its factorization.

4345404523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 34.

The square root of 4345404523 is about 65919.6823642226. The cubic root of 4345404523 is about 1631.8368547016.

Adding to 4345404523 its reverse (3254045434), we get a palindrome (7599449957).

The spelling of 4345404523 in words is "four billion, three hundred forty-five million, four hundred four thousand, five hundred twenty-three".