2825779001 has 2 divisors, whose sum is σ = 2825779002. Its totient is φ = 2825779000.

The previous prime is 2825778997. The next prime is 2825779039. The reversal of 2825779001 is 1009775282.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2775709225 + 50069776 = 52685^2 + 7076^2 .

It is a cyclic number.

It is not a de Polignac number, because 2825779001 - 2² = 2825778997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2825779001.

It is not a weakly prime, because it can be changed into another prime (2825779501) 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, 1412889500 + 1412889501.

It is an arithmetic number, because the mean of its divisors is an integer number (1412889501).

Almost surely, 2^2825779001 is an apocalyptic number.

It is an amenable number.

2825779001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2825779001 is an equidigital number, since it uses as much as digits as its factorization.

2825779001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 2825779001 is about 53158.0567835206. The cubic root of 2825779001 is about 1413.7720706040.

The spelling of 2825779001 in words is "two billion, eight hundred twenty-five million, seven hundred seventy-nine thousand, one".