3138144203 has 4 divisors (see below), whose sum is σ = 3160720920. Its totient is φ = 3115567488.

The previous prime is 3138144199. The next prime is 3138144211. The reversal of 3138144203 is 3024418313.

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 3138144203 - 2² = 3138144199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3138144283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11288150 + ... + 11288427.

It is an arithmetic number, because the mean of its divisors is an integer number (790180230).

Almost surely, 2^3138144203 is an apocalyptic number.

3138144203 is a deficient number, since it is larger than the sum of its proper divisors (22576717).

3138144203 is a wasteful number, since it uses less digits than its factorization.

3138144203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22576716.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 3138144203 is about 56019.1413982756. The cubic root of 3138144203 is about 1464.0558089535.

The spelling of 3138144203 in words is "three billion, one hundred thirty-eight million, one hundred forty-four thousand, two hundred three".