3230135405521 has 2 divisors, whose sum is σ = 3230135405522. Its totient is φ = 3230135405520.

The previous prime is 3230135405513. The next prime is 3230135405537. The reversal of 3230135405521 is 1255045310323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2359480323600 + 870655081921 = 1536060^2 + 933089^2 .

It is a cyclic number.

It is not a de Polignac number, because 3230135405521 - 2³ = 3230135405513 is a prime.

It is a super-3 number, since 3×3230135405521³ (a number of 39 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (3230135405921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615067702760 + 1615067702761.

It is an arithmetic number, because the mean of its divisors is an integer number (1615067702761).

Almost surely, 2^{3230135405521} is an apocalyptic number.

It is an amenable number.

3230135405521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3230135405521 is an equidigital number, since it uses as much as digits as its factorization.

3230135405521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 3230135405521 in words is "three trillion, two hundred thirty billion, one hundred thirty-five million, four hundred five thousand, five hundred twenty-one".