3975375617 has 2 divisors, whose sum is σ = 3975375618. Its totient is φ = 3975375616.

The previous prime is 3975375587. The next prime is 3975375631. The reversal of 3975375617 is 7165735793.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3376888321 + 598487296 = 58111^2 + 24464^2 .

It is a cyclic number.

It is not a de Polignac number, because 3975375617 - 2¹⁰ = 3975374593 is a prime.

It is a super-2 number, since 2×3975375617² = 31607222592476261378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3975375647) 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, 1987687808 + 1987687809.

It is an arithmetic number, because the mean of its divisors is an integer number (1987687809).

Almost surely, 2^3975375617 is an apocalyptic number.

It is an amenable number.

3975375617 is a deficient number, since it is larger than the sum of its proper divisors (1).

3975375617 is an equidigital number, since it uses as much as digits as its factorization.

3975375617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4167450, while the sum is 53.

The square root of 3975375617 is about 63050.5798307993. The cubic root of 3975375617 is about 1584.1369471063.

The spelling of 3975375617 in words is "three billion, nine hundred seventy-five million, three hundred seventy-five thousand, six hundred seventeen".