2625445241 has 2 divisors, whose sum is σ = 2625445242. Its totient is φ = 2625445240.

The previous prime is 2625445187. The next prime is 2625445247. The reversal of 2625445241 is 1425445262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1831840000 + 793605241 = 42800^2 + 28171^2 .

It is a cyclic number.

It is not a de Polignac number, because 2625445241 - 2¹⁸ = 2625183097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2625445247) 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 as a sum of consecutive naturals, namely, 1312722620 + 1312722621.

It is an arithmetic number, because the mean of its divisors is an integer number (1312722621).

Almost surely, 2^2625445241 is an apocalyptic number.

It is an amenable number.

2625445241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2625445241 is an equidigital number, since it uses as much as digits as its factorization.

2625445241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76800, while the sum is 35.

The square root of 2625445241 is about 51239.0987528079. The cubic root of 2625445241 is about 1379.5400765534.

The spelling of 2625445241 in words is "two billion, six hundred twenty-five million, four hundred forty-five thousand, two hundred forty-one".