4154254081 has 2 divisors, whose sum is σ = 4154254082. Its totient is φ = 4154254080.

The previous prime is 4154254067. The next prime is 4154254099. The reversal of 4154254081 is 1804524514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3156641856 + 997612225 = 56184^2 + 31585^2 .

It is a cyclic number.

It is not a de Polignac number, because 4154254081 - 2⁷ = 4154253953 is a prime.

It is a super-2 number, since 2×4154254081² = 34515653939010309122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4154254021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2077127040 + 2077127041.

It is an arithmetic number, because the mean of its divisors is an integer number (2077127041).

Almost surely, 2^4154254081 is an apocalyptic number.

It is an amenable number.

4154254081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4154254081 is an equidigital number, since it uses as much as digits as its factorization.

4154254081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25600, while the sum is 34.

The square root of 4154254081 is about 64453.5032484659. The cubic root of 4154254081 is about 1607.5494890303.

Adding to 4154254081 its reverse (1804524514), we get a palindrome (5958778595).

The spelling of 4154254081 in words is "four billion, one hundred fifty-four million, two hundred fifty-four thousand, eighty-one".