3485812321 has 2 divisors, whose sum is σ = 3485812322. Its totient is φ = 3485812320.

The previous prime is 3485812313. The next prime is 3485812367. The reversal of 3485812321 is 1232185843.

3485812321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2909092096 + 576720225 = 53936^2 + 24015^2 .

It is a cyclic number.

It is not a de Polignac number, because 3485812321 - 2³ = 3485812313 is a prime.

It is not a weakly prime, because it can be changed into another prime (3485812301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1742906160 + 1742906161.

It is an arithmetic number, because the mean of its divisors is an integer number (1742906161).

Almost surely, 2^3485812321 is an apocalyptic number.

It is an amenable number.

3485812321 is a deficient number, since it is larger than the sum of its proper divisors (1).

3485812321 is an equidigital number, since it uses as much as digits as its factorization.

3485812321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 37.

The square root of 3485812321 is about 59040.7682961528. The cubic root of 3485812321 is about 1516.2401767014.

The spelling of 3485812321 in words is "three billion, four hundred eighty-five million, eight hundred twelve thousand, three hundred twenty-one".