2127497205 has 16 divisors (see below), whose sum is σ = 3409750080. Its totient is φ = 1132747008.

The previous prime is 2127497201. The next prime is 2127497227. The reversal of 2127497205 is 5027947212.

It is not a de Polignac number, because 2127497205 - 2² = 2127497201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2127497201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110695 + ... + 128484.

It is an arithmetic number, because the mean of its divisors is an integer number (213109380).

Almost surely, 2^2127497205 is an apocalyptic number.

It is an amenable number.

2127497205 is a deficient number, since it is larger than the sum of its proper divisors (1282252875).

2127497205 is a wasteful number, since it uses less digits than its factorization.

2127497205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239780.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 2127497205 is about 46124.8003247711. The cubic root of 2127497205 is about 1286.1442073805.

The spelling of 2127497205 in words is "two billion, one hundred twenty-seven million, four hundred ninety-seven thousand, two hundred five".