4149649417 has 2 divisors, whose sum is σ = 4149649418. Its totient is φ = 4149649416.

The previous prime is 4149649409. The next prime is 4149649447. The reversal of 4149649417 is 7149469414.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2478147961 + 1671501456 = 49781^2 + 40884^2 .

It is a cyclic number.

It is not a de Polignac number, because 4149649417 - 2³ = 4149649409 is a prime.

It is not a weakly prime, because it can be changed into another prime (4149649447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2074824708 + 2074824709.

It is an arithmetic number, because the mean of its divisors is an integer number (2074824709).

Almost surely, 2^4149649417 is an apocalyptic number.

It is an amenable number.

4149649417 is a deficient number, since it is larger than the sum of its proper divisors (1).

4149649417 is an equidigital number, since it uses as much as digits as its factorization.

4149649417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 49.

The square root of 4149649417 is about 64417.7725243585. The cubic root of 4149649417 is about 1606.9553220447.

The spelling of 4149649417 in words is "four billion, one hundred forty-nine million, six hundred forty-nine thousand, four hundred seventeen".