4531345605 has 16 divisors (see below), whose sum is σ = 8055725760. Its totient is φ = 2416717584.

The previous prime is 4531345589. The next prime is 4531345607. The reversal of 4531345605 is 5065431354.

4531345605 is a `hidden beast` number, since 4 + 5 + 3 + 1 + 3 + 45 + 605 = 666.

It is not a de Polignac number, because 4531345605 - 2⁴ = 4531345589 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4531345605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4531345607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16782627 + ... + 16782896.

It is an arithmetic number, because the mean of its divisors is an integer number (503482860).

Almost surely, 2^4531345605 is an apocalyptic number.

4531345605 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4531345605 is a deficient number, since it is larger than the sum of its proper divisors (3524380155).

4531345605 is a wasteful number, since it uses less digits than its factorization.

4531345605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33565537 (or 33565531 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 4531345605 is about 67315.2702215478. The cubic root of 4531345605 is about 1654.7881249868.

Adding to 4531345605 its reverse (5065431354), we get a palindrome (9596776959).

The spelling of 4531345605 in words is "four billion, five hundred thirty-one million, three hundred forty-five thousand, six hundred five".