3138673331 has 4 divisors (see below), whose sum is σ = 3323301192. Its totient is φ = 2954045472.

The previous prime is 3138673271. The next prime is 3138673379. The reversal of 3138673331 is 1333768313.

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 3138673331 - 2¹⁴ = 3138656947 is a prime.

It is a super-2 number, since 2×3138673331² = 19702540557461271122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3138633331) 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, 92313905 + ... + 92313938.

It is an arithmetic number, because the mean of its divisors is an integer number (830825298).

Almost surely, 2^3138673331 is an apocalyptic number.

3138673331 is a deficient number, since it is larger than the sum of its proper divisors (184627861).

3138673331 is a wasteful number, since it uses less digits than its factorization.

3138673331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184627860.

The product of its digits is 81648, while the sum is 38.

The square root of 3138673331 is about 56023.8639420738. The cubic root of 3138673331 is about 1464.1380900020.

The spelling of 3138673331 in words is "three billion, one hundred thirty-eight million, six hundred seventy-three thousand, three hundred thirty-one".