2127385994 has 4 divisors (see below), whose sum is σ = 3191078994. Its totient is φ = 1063692996.

The previous prime is 2127385987. The next prime is 2127386021. The reversal of 2127385994 is 4995837212.

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., 2119405369 + 7980625 = 46037^2 + 2825^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531846497 + ... + 531846500.

Almost surely, 2^2127385994 is an apocalyptic number.

2127385994 is a deficient number, since it is larger than the sum of its proper divisors (1063693000).

2127385994 is a wasteful number, since it uses less digits than its factorization.

2127385994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063692999.

The product of its digits is 1088640, while the sum is 50.

The square root of 2127385994 is about 46123.5947645020. The cubic root of 2127385994 is about 1286.1217967163.

The spelling of 2127385994 in words is "two billion, one hundred twenty-seven million, three hundred eighty-five thousand, nine hundred ninety-four".