1395341825 has 6 divisors (see below), whose sum is σ = 1730223894. Its totient is φ = 1116273440.

The previous prime is 1395341821. The next prime is 1395341839. The reversal of 1395341825 is 5281435931.

It can be written as a sum of positive squares in 3 ways, for example, as 150381169 + 1244960656 = 12263^2 + 35284^2 .

It is not a de Polignac number, because 1395341825 - 2² = 1395341821 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1395341821) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 27906812 + ... + 27906861.

It is an arithmetic number, because the mean of its divisors is an integer number (288370649).

Almost surely, 2^1395341825 is an apocalyptic number.

It is an amenable number.

1395341825 is a deficient number, since it is larger than the sum of its proper divisors (334882069).

1395341825 is an equidigital number, since it uses as much as digits as its factorization.

1395341825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55813683 (or 55813678 counting only the distinct ones).

The product of its digits is 129600, while the sum is 41.

The square root of 1395341825 is about 37354.2745211308. The cubic root of 1395341825 is about 1117.4468375366.

The spelling of 1395341825 in words is "one billion, three hundred ninety-five million, three hundred forty-one thousand, eight hundred twenty-five".