3138988773 has 8 divisors (see below), whose sum is σ = 4228466368. Its totient is φ = 2071085184.

The previous prime is 3138988753. The next prime is 3138988789. The reversal of 3138988773 is 3778898313.

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

It is not a de Polignac number, because 3138988773 - 2¹² = 3138984677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3138988753) 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 7 ways as a sum of consecutive naturals, for example, 5393161 + ... + 5393742.

It is an arithmetic number, because the mean of its divisors is an integer number (528558296).

Almost surely, 2^3138988773 is an apocalyptic number.

It is an amenable number.

3138988773 is a deficient number, since it is larger than the sum of its proper divisors (1089477595).

3138988773 is a wasteful number, since it uses less digits than its factorization.

3138988773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10787003.

The product of its digits is 6096384, while the sum is 57.

The square root of 3138988773 is about 56026.6791180773. The cubic root of 3138988773 is about 1464.1871378138.

The spelling of 3138988773 in words is "three billion, one hundred thirty-eight million, nine hundred eighty-eight thousand, seven hundred seventy-three".