2119165325 has 6 divisors (see below), whose sum is σ = 2627765034. Its totient is φ = 1695332240.

The previous prime is 2119165309. The next prime is 2119165337. The reversal of 2119165325 is 5235619112.

It can be written as a sum of positive squares in 3 ways, for example, as 356341129 + 1762824196 = 18877^2 + 41986^2 .

It is not a de Polignac number, because 2119165325 - 2⁴ = 2119165309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42383282 + ... + 42383331.

It is an arithmetic number, because the mean of its divisors is an integer number (437960839).

Almost surely, 2^2119165325 is an apocalyptic number.

2119165325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2119165325 is a deficient number, since it is larger than the sum of its proper divisors (508599709).

2119165325 is an equidigital number, since it uses as much as digits as its factorization.

2119165325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84766623 (or 84766618 counting only the distinct ones).

The product of its digits is 16200, while the sum is 35.

The square root of 2119165325 is about 46034.3928492600. The cubic root of 2119165325 is about 1284.4630428257.

The spelling of 2119165325 in words is "two billion, one hundred nineteen million, one hundred sixty-five thousand, three hundred twenty-five".