2139103016 has 8 divisors (see below), whose sum is σ = 4010818170. Its totient is φ = 1069551504.

The previous prime is 2139103009. The next prime is 2139103039. The reversal of 2139103016 is 6103019312.

It can be written as a sum of positive squares in only one way, i.e., 1256418916 + 882684100 = 35446^2 + 29710^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133693931 + ... + 133693946.

Almost surely, 2^2139103016 is an apocalyptic number.

It is an amenable number.

2139103016 is a deficient number, since it is larger than the sum of its proper divisors (1871715154).

2139103016 is a wasteful number, since it uses less digits than its factorization.

2139103016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267387883 (or 267387879 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 2139103016 is about 46250.4380087367. The cubic root of 2139103016 is about 1288.4786696743.

The spelling of 2139103016 in words is "two billion, one hundred thirty-nine million, one hundred three thousand, sixteen".