3545661203 has 8 divisors (see below), whose sum is σ = 4061418240. Its totient is φ = 3032212680.

The previous prime is 3545661199. The next prime is 3545661211. The reversal of 3545661203 is 3021665453.

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

It is not a de Polignac number, because 3545661203 - 2² = 3545661199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3545661233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573833 + ... + 579978.

It is an arithmetic number, because the mean of its divisors is an integer number (507677280).

Almost surely, 2^3545661203 is an apocalyptic number.

3545661203 is a deficient number, since it is larger than the sum of its proper divisors (515757037).

3545661203 is a wasteful number, since it uses less digits than its factorization.

3545661203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154257.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 3545661203 is about 59545.4549315059. The cubic root of 3545661203 is about 1524.8685656500.

The spelling of 3545661203 in words is "three billion, five hundred forty-five million, six hundred sixty-one thousand, two hundred three".