2134213138 has 4 divisors (see below), whose sum is σ = 3201319710. Its totient is φ = 1067106568.

The previous prime is 2134213121. The next prime is 2134213141. The reversal of 2134213138 is 8313124312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2133238969 + 974169 = 46187^2 + 987^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533553283 + ... + 533553286.

Almost surely, 2^2134213138 is an apocalyptic number.

2134213138 is a deficient number, since it is larger than the sum of its proper divisors (1067106572).

2134213138 is a wasteful number, since it uses less digits than its factorization.

2134213138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067106571.

The product of its digits is 3456, while the sum is 28.

The square root of 2134213138 is about 46197.5447183073. The cubic root of 2134213138 is about 1287.4961222493.

The spelling of 2134213138 in words is "two billion, one hundred thirty-four million, two hundred thirteen thousand, one hundred thirty-eight".