4191419081 has 2 divisors, whose sum is σ = 4191419082. Its totient is φ = 4191419080.

The previous prime is 4191419069. The next prime is 4191419093. The reversal of 4191419081 is 1809141914.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (4191419069) and next prime (4191419093).

It can be written as a sum of positive squares in only one way, i.e., 3287875600 + 903543481 = 57340^2 + 30059^2 .

It is a cyclic number.

It is not a de Polignac number, because 4191419081 - 2¹⁰ = 4191418057 is a prime.

It is a super-2 number, since 2×4191419081² = 35135987825141769122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4191419051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2095709540 + 2095709541.

It is an arithmetic number, because the mean of its divisors is an integer number (2095709541).

Almost surely, 2^4191419081 is an apocalyptic number.

It is an amenable number.

4191419081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4191419081 is an equidigital number, since it uses as much as digits as its factorization.

4191419081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 38.

The square root of 4191419081 is about 64741.1699075635. The cubic root of 4191419081 is about 1612.3291111173.

The spelling of 4191419081 in words is "four billion, one hundred ninety-one million, four hundred nineteen thousand, eighty-one".