3539080861 has 2 divisors, whose sum is σ = 3539080862. Its totient is φ = 3539080860.

The previous prime is 3539080843. The next prime is 3539080877. The reversal of 3539080861 is 1680809353.

3539080861 is digitally balanced in base 3, 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., 2892395961 + 646684900 = 53781^2 + 25430^2 .

It is a cyclic number.

It is not a de Polignac number, because 3539080861 - 2¹¹ = 3539078813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3539080841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1769540430 + 1769540431.

It is an arithmetic number, because the mean of its divisors is an integer number (1769540431).

Almost surely, 2^3539080861 is an apocalyptic number.

It is an amenable number.

3539080861 is a deficient number, since it is larger than the sum of its proper divisors (1).

3539080861 is an equidigital number, since it uses as much as digits as its factorization.

3539080861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 3539080861 is about 59490.1744912553. The cubic root of 3539080861 is about 1523.9246542123.

The spelling of 3539080861 in words is "three billion, five hundred thirty-nine million, eighty thousand, eight hundred sixty-one".