2139933352 has 8 divisors (see below), whose sum is σ = 4012375050. Its totient is φ = 1069966672.

The previous prime is 2139933337. The next prime is 2139933371. The reversal of 2139933352 is 2533399312.

It can be written as a sum of positive squares in only one way, i.e., 2046114756 + 93818596 = 45234^2 + 9686^2 .

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

It is an unprimeable number.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133745827 + ... + 133745842.

Almost surely, 2^2139933352 is an apocalyptic number.

It is an amenable number.

2139933352 is a deficient number, since it is larger than the sum of its proper divisors (1872441698).

2139933352 is a wasteful number, since it uses less digits than its factorization.

2139933352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267491675 (or 267491671 counting only the distinct ones).

The product of its digits is 131220, while the sum is 40.

The square root of 2139933352 is about 46259.4136581950. The cubic root of 2139933352 is about 1288.6453644394.

The spelling of 2139933352 in words is "two billion, one hundred thirty-nine million, nine hundred thirty-three thousand, three hundred fifty-two".