612533543 has 8 divisors (see below), whose sum is σ = 623596320. Its totient is φ = 601538560.

The previous prime is 612533521. The next prime is 612533549. The reversal of 612533543 is 345335216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 612533543 - 2⁸ = 612533287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612533549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1463 + ... + 35031.

It is an arithmetic number, because the mean of its divisors is an integer number (77949540).

Almost surely, 2^612533543 is an apocalyptic number.

612533543 is a deficient number, since it is larger than the sum of its proper divisors (11062777).

612533543 is a wasteful number, since it uses less digits than its factorization.

612533543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33897.

The product of its digits is 32400, while the sum is 32.

The square root of 612533543 is about 24749.4150031874. The cubic root of 612533543 is about 849.2651286299.

Adding to 612533543 its reverse (345335216), we get a palindrome (957868759).

The spelling of 612533543 in words is "six hundred twelve million, five hundred thirty-three thousand, five hundred forty-three".