4268107891 has 2 divisors, whose sum is σ = 4268107892. Its totient is φ = 4268107890.

The previous prime is 4268107829. The next prime is 4268107897. The reversal of 4268107891 is 1987018624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4268107891 - 2²³ = 4259719283 is a prime.

It is not a weakly prime, because it can be changed into another prime (4268107897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2134053945 + 2134053946.

It is an arithmetic number, because the mean of its divisors is an integer number (2134053946).

Almost surely, 2^4268107891 is an apocalyptic number.

4268107891 is a deficient number, since it is larger than the sum of its proper divisors (1).

4268107891 is an equidigital number, since it uses as much as digits as its factorization.

4268107891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 46.

The square root of 4268107891 is about 65330.7576184449. The cubic root of 4268107891 is about 1622.1031327927.

The spelling of 4268107891 in words is "four billion, two hundred sixty-eight million, one hundred seven thousand, eight hundred ninety-one".