608981543 has 4 divisors (see below), whose sum is σ = 610286040. Its totient is φ = 607677048.

The previous prime is 608981509. The next prime is 608981551. The reversal of 608981543 is 345189806.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 608981543 - 2⁶ = 608981479 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 608981494 and 608981503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (608981573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651548 + ... + 652481.

It is an arithmetic number, because the mean of its divisors is an integer number (152571510).

Almost surely, 2^608981543 is an apocalyptic number.

608981543 is a deficient number, since it is larger than the sum of its proper divisors (1304497).

608981543 is a wasteful number, since it uses less digits than its factorization.

608981543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304496.

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 608981543 is about 24677.5513979811. The cubic root of 608981543 is about 847.6203536552.

The spelling of 608981543 in words is "six hundred eight million, nine hundred eighty-one thousand, five hundred forty-three".