3631730413 has 2 divisors, whose sum is σ = 3631730414. Its totient is φ = 3631730412.

The previous prime is 3631730393. The next prime is 3631730447. The reversal of 3631730413 is 3140371363.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2107452649 + 1524277764 = 45907^2 + 39042^2 .

It is a cyclic number.

It is not a de Polignac number, because 3631730413 - 2²¹ = 3629633261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3631731413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1815865206 + 1815865207.

It is an arithmetic number, because the mean of its divisors is an integer number (1815865207).

Almost surely, 2^3631730413 is an apocalyptic number.

It is an amenable number.

3631730413 is a deficient number, since it is larger than the sum of its proper divisors (1).

3631730413 is an equidigital number, since it uses as much as digits as its factorization.

3631730413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 3631730413 is about 60263.8400120669. The cubic root of 3631730413 is about 1537.1085359204.

The spelling of 3631730413 in words is "three billion, six hundred thirty-one million, seven hundred thirty thousand, four hundred thirteen".