4150919081 has 2 divisors, whose sum is σ = 4150919082. Its totient is φ = 4150919080.

The previous prime is 4150919077. The next prime is 4150919093. The reversal of 4150919081 is 1809190514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3126599056 + 1024320025 = 55916^2 + 32005^2 .

It is a cyclic number.

It is not a de Polignac number, because 4150919081 - 2² = 4150919077 is a prime.

It is a super-2 number, since 2×4150919081² = 34460258434019769122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4150919021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2075459540 + 2075459541.

It is an arithmetic number, because the mean of its divisors is an integer number (2075459541).

Almost surely, 2^4150919081 is an apocalyptic number.

It is an amenable number.

4150919081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4150919081 is an equidigital number, since it uses as much as digits as its factorization.

4150919081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 38.

The square root of 4150919081 is about 64427.6266907295. The cubic root of 4150919081 is about 1607.1191981591.

The spelling of 4150919081 in words is "four billion, one hundred fifty million, nine hundred nineteen thousand, eighty-one".