2311665325 has 6 divisors (see below), whose sum is σ = 2866465034. Its totient is φ = 1849332240.

The previous prime is 2311665277. The next prime is 2311665329. The reversal of 2311665325 is 5235661132.

2311665325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 481451364 + 1830213961 = 21942^2 + 42781^2 .

It is not a de Polignac number, because 2311665325 - 2¹³ = 2311657133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311665329) 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, 46233282 + ... + 46233331.

Almost surely, 2^2311665325 is an apocalyptic number.

2311665325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2311665325 is a deficient number, since it is larger than the sum of its proper divisors (554799709).

2311665325 is an equidigital number, since it uses as much as digits as its factorization.

2311665325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92466623 (or 92466618 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The square root of 2311665325 is about 48079.7808335271. The cubic root of 2311665325 is about 1322.2339972653.

The spelling of 2311665325 in words is "two billion, three hundred eleven million, six hundred sixty-five thousand, three hundred twenty-five".