4081191379 has 2 divisors, whose sum is σ = 4081191380. Its totient is φ = 4081191378.

The previous prime is 4081191319. The next prime is 4081191391. The reversal of 4081191379 is 9731911804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4081191379 - 2²³ = 4072802771 is a prime.

It is a super-2 number, since 2×4081191379² = 33312246144047843282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4081191319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2040595689 + 2040595690.

It is an arithmetic number, because the mean of its divisors is an integer number (2040595690).

Almost surely, 2^4081191379 is an apocalyptic number.

4081191379 is a deficient number, since it is larger than the sum of its proper divisors (1).

4081191379 is an equidigital number, since it uses as much as digits as its factorization.

4081191379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 43.

The square root of 4081191379 is about 63884.2028908556. The cubic root of 4081191379 is about 1598.0694657259.

The spelling of 4081191379 in words is "four billion, eighty-one million, one hundred ninety-one thousand, three hundred seventy-nine".