3829521072397 has 2 divisors, whose sum is σ = 3829521072398. Its totient is φ = 3829521072396.

The previous prime is 3829521072379. The next prime is 3829521072527. The reversal of 3829521072397 is 7932701259283.

3829521072397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (3829521072379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3191864523241 + 637656549156 = 1786579^2 + 798534^2 .

It is a cyclic number.

It is not a de Polignac number, because 3829521072397 - 2⁷ = 3829521072269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3829521072197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1914760536198 + 1914760536199.

It is an arithmetic number, because the mean of its divisors is an integer number (1914760536199).

Almost surely, 2^{3829521072397} is an apocalyptic number.

It is an amenable number.

3829521072397 is a deficient number, since it is larger than the sum of its proper divisors (1).

3829521072397 is an equidigital number, since it uses as much as digits as its factorization.

3829521072397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11430720, while the sum is 58.

The spelling of 3829521072397 in words is "three trillion, eight hundred twenty-nine billion, five hundred twenty-one million, seventy-two thousand, three hundred ninety-seven".