2771625001 has 2 divisors, whose sum is σ = 2771625002. Its totient is φ = 2771625000.

The previous prime is 2771624963. The next prime is 2771625007. The reversal of 2771625001 is 1005261772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1595203600 + 1176421401 = 39940^2 + 34299^2 .

It is a cyclic number.

It is not a de Polignac number, because 2771625001 - 2⁷ = 2771624873 is a prime.

It is not a weakly prime, because it can be changed into another prime (2771625007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1385812500 + 1385812501.

It is an arithmetic number, because the mean of its divisors is an integer number (1385812501).

Almost surely, 2^2771625001 is an apocalyptic number.

It is an amenable number.

2771625001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2771625001 is an equidigital number, since it uses as much as digits as its factorization.

2771625001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 2771625001 is about 52646.2249453843. The cubic root of 2771625001 is about 1404.6824509994.

Adding to 2771625001 its reverse (1005261772), we get a palindrome (3776886773).

The spelling of 2771625001 in words is "two billion, seven hundred seventy-one million, six hundred twenty-five thousand, one".