3026641561 has 2 divisors, whose sum is σ = 3026641562. Its totient is φ = 3026641560.

The previous prime is 3026641523. The next prime is 3026641567. The reversal of 3026641561 is 1651466203.

3026641561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2747751561 + 278890000 = 52419^2 + 16700^2 .

It is a cyclic number.

It is not a de Polignac number, because 3026641561 - 2¹¹ = 3026639513 is a prime.

It is not a weakly prime, because it can be changed into another prime (3026641567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1513320780 + 1513320781.

It is an arithmetic number, because the mean of its divisors is an integer number (1513320781).

Almost surely, 2^3026641561 is an apocalyptic number.

It is an amenable number.

3026641561 is a deficient number, since it is larger than the sum of its proper divisors (1).

3026641561 is an equidigital number, since it uses as much as digits as its factorization.

3026641561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 3026641561 is about 55014.9212577824. The cubic root of 3026641561 is about 1446.5063032748.

The spelling of 3026641561 in words is "three billion, twenty-six million, six hundred forty-one thousand, five hundred sixty-one".