2152315325 has 6 divisors (see below), whose sum is σ = 2668871034. Its totient is φ = 1721852240.

The previous prime is 2152315313. The next prime is 2152315327. The reversal of 2152315325 is 5235132512.

It can be written as a sum of positive squares in 3 ways, for example, as 657255769 + 1495059556 = 25637^2 + 38666^2 .

It is not a de Polignac number, because 2152315325 - 2⁴ = 2152315309 is a prime.

It is a super-2 number, since 2×2152315325² = 9264922516459711250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152315327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43046282 + ... + 43046331.

It is an arithmetic number, because the mean of its divisors is an integer number (444811839).

Almost surely, 2^2152315325 is an apocalyptic number.

2152315325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2152315325 is a deficient number, since it is larger than the sum of its proper divisors (516555709).

2152315325 is an equidigital number, since it uses as much as digits as its factorization.

2152315325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86092623 (or 86092618 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 2152315325 is about 46393.0525510016. The cubic root of 2152315325 is about 1291.1260174149.

Adding to 2152315325 its reverse (5235132512), we get a palindrome (7387447837).

The spelling of 2152315325 in words is "two billion, one hundred fifty-two million, three hundred fifteen thousand, three hundred twenty-five".