2127373609 has 2 divisors, whose sum is σ = 2127373610. Its totient is φ = 2127373608.

The previous prime is 2127373607. The next prime is 2127373631. The reversal of 2127373609 is 9063737212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1271635600 + 855738009 = 35660^2 + 29253^2 .

It is a cyclic number.

It is not a de Polignac number, because 2127373609 - 2¹ = 2127373607 is a prime.

Together with 2127373607, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2127373607) by changing a digit.

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, 1063686804 + 1063686805.

It is an arithmetic number, because the mean of its divisors is an integer number (1063686805).

Almost surely, 2^2127373609 is an apocalyptic number.

It is an amenable number.

2127373609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2127373609 is an equidigital number, since it uses as much as digits as its factorization.

2127373609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 2127373609 is about 46123.4605054738. The cubic root of 2127373609 is about 1286.1193009070.

The spelling of 2127373609 in words is "two billion, one hundred twenty-seven million, three hundred seventy-three thousand, six hundred nine".