3138500203 has 16 divisors (see below), whose sum is σ = 3390452640. Its totient is φ = 2894400000.

The previous prime is 3138500201. The next prime is 3138500207. The reversal of 3138500203 is 3020058313.

It is a cyclic number.

It is not a de Polignac number, because 3138500203 - 2¹ = 3138500201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3138500201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273328 + ... + 284578.

It is an arithmetic number, because the mean of its divisors is an integer number (211903290).

Almost surely, 2^3138500203 is an apocalyptic number.

3138500203 is a deficient number, since it is larger than the sum of its proper divisors (251952437).

3138500203 is a wasteful number, since it uses less digits than its factorization.

3138500203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11598.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 3138500203 is about 56022.3187934952. The cubic root of 3138500203 is about 1464.1111690779. Note that the first 4 decimals are identical.

Adding to 3138500203 its reverse (3020058313), we get a palindrome (6158558516).

The spelling of 3138500203 in words is "three billion, one hundred thirty-eight million, five hundred thousand, two hundred three".