2127655001 has 2 divisors, whose sum is σ = 2127655002. Its totient is φ = 2127655000.

The previous prime is 2127654973. The next prime is 2127655087. The reversal of 2127655001 is 1005567212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1984613401 + 143041600 = 44549^2 + 11960^2 .

It is a cyclic number.

It is not a de Polignac number, because 2127655001 - 2⁶ = 2127654937 is a prime.

It is not a weakly prime, because it can be changed into another prime (2127655501) 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, 1063827500 + 1063827501.

It is an arithmetic number, because the mean of its divisors is an integer number (1063827501).

Almost surely, 2^2127655001 is an apocalyptic number.

It is an amenable number.

2127655001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2127655001 is an equidigital number, since it uses as much as digits as its factorization.

2127655001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 2127655001 is about 46126.5108262049. The cubic root of 2127655001 is about 1286.1760042721.

The spelling of 2127655001 in words is "two billion, one hundred twenty-seven million, six hundred fifty-five thousand, one".