4541340649 has 2 divisors, whose sum is σ = 4541340650. Its totient is φ = 4541340648.

The previous prime is 4541340631. The next prime is 4541340673. The reversal of 4541340649 is 9460431454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3827649424 + 713691225 = 61868^2 + 26715^2 .

It is a cyclic number.

It is not a de Polignac number, because 4541340649 - 2¹¹ = 4541338601 is a prime.

It is not a weakly prime, because it can be changed into another prime (4541340619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270670324 + 2270670325.

It is an arithmetic number, because the mean of its divisors is an integer number (2270670325).

Almost surely, 2^4541340649 is an apocalyptic number.

It is an amenable number.

4541340649 is a deficient number, since it is larger than the sum of its proper divisors (1).

4541340649 is an equidigital number, since it uses as much as digits as its factorization.

4541340649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 4541340649 is about 67389.4698673316. The cubic root of 4541340649 is about 1656.0039179400.

The spelling of 4541340649 in words is "four billion, five hundred forty-one million, three hundred forty thousand, six hundred forty-nine".