603664343 has 4 divisors (see below), whose sum is σ = 604693320. Its totient is φ = 602635368.

The previous prime is 603664337. The next prime is 603664387. The reversal of 603664343 is 343466306.

It is a happy number.

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 603664343 - 2¹⁴ = 603647959 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 (603661343) 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, 513608 + ... + 514781.

It is an arithmetic number, because the mean of its divisors is an integer number (151173330).

Almost surely, 2^603664343 is an apocalyptic number.

603664343 is a deficient number, since it is larger than the sum of its proper divisors (1028977).

603664343 is a wasteful number, since it uses less digits than its factorization.

603664343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028976.

The product of its (nonzero) digits is 93312, while the sum is 35.

The square root of 603664343 is about 24569.5816610703. The cubic root of 603664343 is about 845.1461964755.

The spelling of 603664343 in words is "six hundred three million, six hundred sixty-four thousand, three hundred forty-three".