3281680453 has 2 divisors, whose sum is σ = 3281680454. Its totient is φ = 3281680452.

The previous prime is 3281680393. The next prime is 3281680469. The reversal of 3281680453 is 3540861823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3281227524 + 452929 = 57282^2 + 673^2 .

It is a cyclic number.

It is not a de Polignac number, because 3281680453 - 2⁹ = 3281679941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3281684453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1640840226 + 1640840227.

It is an arithmetic number, because the mean of its divisors is an integer number (1640840227).

Almost surely, 2^3281680453 is an apocalyptic number.

It is an amenable number.

3281680453 is a deficient number, since it is larger than the sum of its proper divisors (1).

3281680453 is an equidigital number, since it uses as much as digits as its factorization.

3281680453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 3281680453 is about 57285.9533655503. The cubic root of 3281680453 is about 1486.0454651346.

The spelling of 3281680453 in words is "three billion, two hundred eighty-one million, six hundred eighty thousand, four hundred fifty-three".