3906750047 has 2 divisors, whose sum is σ = 3906750048. Its totient is φ = 3906750046.

The previous prime is 3906749971. The next prime is 3906750049. The reversal of 3906750047 is 7400576093.

It is a strong prime.

It is an emirp because it is prime and its reverse (7400576093) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3906750047 - 2¹⁰ = 3906749023 is a prime.

Together with 3906750049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3906749986 and 3906750013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3906750049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1953375023 + 1953375024.

It is an arithmetic number, because the mean of its divisors is an integer number (1953375024).

Almost surely, 2^3906750047 is an apocalyptic number.

3906750047 is a deficient number, since it is larger than the sum of its proper divisors (1).

3906750047 is an equidigital number, since it uses as much as digits as its factorization.

3906750047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 3906750047 is about 62504.0002479841. Note that the first 3 decimals coincide. The cubic root of 3906750047 is about 1574.9685116070.

The spelling of 3906750047 in words is "three billion, nine hundred six million, seven hundred fifty thousand, forty-seven".