3961772107 has 2 divisors, whose sum is σ = 3961772108. Its totient is φ = 3961772106.

The previous prime is 3961772093. The next prime is 3961772153. The reversal of 3961772107 is 7012771693.

3961772107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3961772107 - 2¹⁹ = 3961247819 is a prime.

It is not a weakly prime, because it can be changed into another prime (3961772407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1980886053 + 1980886054.

It is an arithmetic number, because the mean of its divisors is an integer number (1980886054).

Almost surely, 2^3961772107 is an apocalyptic number.

3961772107 is a deficient number, since it is larger than the sum of its proper divisors (1).

3961772107 is an equidigital number, since it uses as much as digits as its factorization.

3961772107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 111132, while the sum is 43.

The square root of 3961772107 is about 62942.6096297254. The cubic root of 3961772107 is about 1582.3279398179.

The spelling of 3961772107 in words is "three billion, nine hundred sixty-one million, seven hundred seventy-two thousand, one hundred seven".