3997365373 has 2 divisors, whose sum is σ = 3997365374. Its totient is φ = 3997365372.

The previous prime is 3997365349. The next prime is 3997365377. The reversal of 3997365373 is 3735637993.

3997365373 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3403322244 + 594043129 = 58338^2 + 24373^2 .

It is a cyclic number.

It is not a de Polignac number, because 3997365373 - 2⁵ = 3997365341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3997365377) 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, 1998682686 + 1998682687.

It is an arithmetic number, because the mean of its divisors is an integer number (1998682687).

Almost surely, 2^3997365373 is an apocalyptic number.

It is an amenable number.

3997365373 is a deficient number, since it is larger than the sum of its proper divisors (1).

3997365373 is an equidigital number, since it uses as much as digits as its factorization.

3997365373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9644670, while the sum is 55.

The square root of 3997365373 is about 63224.7212172580. The cubic root of 3997365373 is about 1587.0524579498.

It can be divided in two parts, 3997 and 365373, that added together give a triangular number (369370 = T₈₅₉).

The spelling of 3997365373 in words is "three billion, nine hundred ninety-seven million, three hundred sixty-five thousand, three hundred seventy-three".