2825347145 has 4 divisors (see below), whose sum is σ = 3390416580. Its totient is φ = 2260277712.

The previous prime is 2825347111. The next prime is 2825347153. The reversal of 2825347145 is 5417435282.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 644550544 + 2180796601 = 25388^2 + 46699^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2825347145 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282534710 + ... + 282534719.

It is an arithmetic number, because the mean of its divisors is an integer number (847604145).

Almost surely, 2^2825347145 is an apocalyptic number.

It is an amenable number.

2825347145 is a deficient number, since it is larger than the sum of its proper divisors (565069435).

2825347145 is an equidigital number, since it uses as much as digits as its factorization.

2825347145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565069434.

The product of its digits is 268800, while the sum is 41.

The square root of 2825347145 is about 53153.9946288141. The cubic root of 2825347145 is about 1413.7000459745.

The spelling of 2825347145 in words is "two billion, eight hundred twenty-five million, three hundred forty-seven thousand, one hundred forty-five".