3975165553 has 2 divisors, whose sum is σ = 3975165554. Its totient is φ = 3975165552.

The previous prime is 3975165527. The next prime is 3975165611. The reversal of 3975165553 is 3555615793.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3894758464 + 80407089 = 62408^2 + 8967^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3975165553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3975165497 and 3975165506.

It is not a weakly prime, because it can be changed into another prime (3975165653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1987582776 + 1987582777.

It is an arithmetic number, because the mean of its divisors is an integer number (1987582777).

Almost surely, 2^3975165553 is an apocalyptic number.

It is an amenable number.

3975165553 is a deficient number, since it is larger than the sum of its proper divisors (1).

3975165553 is an equidigital number, since it uses as much as digits as its factorization.

3975165553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2126250, while the sum is 49.

The square root of 3975165553 is about 63048.9139716141. The cubic root of 3975165553 is about 1584.1090439983.

The spelling of 3975165553 in words is "three billion, nine hundred seventy-five million, one hundred sixty-five thousand, five hundred fifty-three".