3453645803 has 4 divisors (see below), whose sum is σ = 3454650600. Its totient is φ = 3452641008.

The previous prime is 3453645763. The next prime is 3453645821. The reversal of 3453645803 is 3085463543.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3453645803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3453645703) 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, 497225 + ... + 504122.

It is an arithmetic number, because the mean of its divisors is an integer number (863662650).

Almost surely, 2^3453645803 is an apocalyptic number.

3453645803 is a deficient number, since it is larger than the sum of its proper divisors (1004797).

3453645803 is a wasteful number, since it uses less digits than its factorization.

3453645803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004796.

The product of its (nonzero) digits is 518400, while the sum is 41.

The square root of 3453645803 is about 58767.7275636892. The cubic root of 3453645803 is about 1511.5618830098.

The spelling of 3453645803 in words is "three billion, four hundred fifty-three million, six hundred forty-five thousand, eight hundred three".