3983398532497 has 2 divisors, whose sum is σ = 3983398532498. Its totient is φ = 3983398532496.

The previous prime is 3983398532467. The next prime is 3983398532513. The reversal of 3983398532497 is 7942358933893.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3132560169216 + 850838363281 = 1769904^2 + 922409^2 .

It is an emirp because it is prime and its reverse (7942358933893) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3983398532497 - 2¹⁹ = 3983398008209 is a prime.

It is not a weakly prime, because it can be changed into another prime (3983398532467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1991699266248 + 1991699266249.

It is an arithmetic number, because the mean of its divisors is an integer number (1991699266249).

Almost surely, 2^{3983398532497} is an apocalyptic number.

It is an amenable number.

3983398532497 is a deficient number, since it is larger than the sum of its proper divisors (1).

3983398532497 is an equidigital number, since it uses as much as digits as its factorization.

3983398532497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1058158080, while the sum is 73.

The spelling of 3983398532497 in words is "three trillion, nine hundred eighty-three billion, three hundred ninety-eight million, five hundred thirty-two thousand, four hundred ninety-seven".