3265047661 has 2 divisors, whose sum is σ = 3265047662. Its totient is φ = 3265047660.

The previous prime is 3265047649. The next prime is 3265047673. The reversal of 3265047661 is 1667405623.

3265047661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (3265047649) and next prime (3265047673).

It can be written as a sum of positive squares in only one way, i.e., 1633695561 + 1631352100 = 40419^2 + 40390^2 .

It is a cyclic number.

It is not a de Polignac number, because 3265047661 - 2²³ = 3256659053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3265047601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1632523830 + 1632523831.

It is an arithmetic number, because the mean of its divisors is an integer number (1632523831).

Almost surely, 2^3265047661 is an apocalyptic number.

It is an amenable number.

3265047661 is a deficient number, since it is larger than the sum of its proper divisors (1).

3265047661 is an equidigital number, since it uses as much as digits as its factorization.

3265047661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 3265047661 is about 57140.5955604245. The cubic root of 3265047661 is about 1483.5305989497.

The spelling of 3265047661 in words is "three billion, two hundred sixty-five million, forty-seven thousand, six hundred sixty-one".