3975107 has 2 divisors, whose sum is σ = 3975108. Its totient is φ = 3975106.

The previous prime is 3975091. The next prime is 3975109. The reversal of 3975107 is 7015793.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3975107 - 2⁴ = 3975091 is a prime.

It is a super-2 number, since 2×3975107² = 31602951322898, which contains 22 as substring.

Together with 3975109, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3975109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1987553 + 1987554.

It is an arithmetic number, because the mean of its divisors is an integer number (1987554).

Almost surely, 2^3975107 is an apocalyptic number.

3975107 is a deficient number, since it is larger than the sum of its proper divisors (1).

3975107 is an equidigital number, since it uses as much as digits as its factorization.

3975107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6615, while the sum is 32.

The square root of 3975107 is about 1993.7670375448. The cubic root of 3975107 is about 158.4101266143.

The spelling of 3975107 in words is "three million, nine hundred seventy-five thousand, one hundred seven".