2127004397 has 16 divisors (see below), whose sum is σ = 2510390400. Its totient is φ = 1801156896.

The previous prime is 2127004393. The next prime is 2127004409. The reversal of 2127004397 is 7934007212.

It is not a de Polignac number, because 2127004397 - 2² = 2127004393 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2127004393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8888 + ... + 65825.

It is an arithmetic number, because the mean of its divisors is an integer number (156899400).

Almost surely, 2^2127004397 is an apocalyptic number.

It is an amenable number.

2127004397 is a deficient number, since it is larger than the sum of its proper divisors (383386003).

2127004397 is an frugal number, since it uses more digits than its factorization.

2127004397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74817 (or 74803 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 2127004397 is about 46119.4579001098. The cubic root of 2127004397 is about 1286.0448933291.

The spelling of 2127004397 in words is "two billion, one hundred twenty-seven million, four thousand, three hundred ninety-seven".