4213516309 has 2 divisors, whose sum is σ = 4213516310. Its totient is φ = 4213516308.

The previous prime is 4213516297. The next prime is 4213516327. The reversal of 4213516309 is 9036153124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2566942225 + 1646574084 = 50665^2 + 40578^2 .

It is a cyclic number.

It is not a de Polignac number, because 4213516309 - 2⁵ = 4213516277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4213516339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106758154 + 2106758155.

It is an arithmetic number, because the mean of its divisors is an integer number (2106758155).

Almost surely, 2^4213516309 is an apocalyptic number.

It is an amenable number.

4213516309 is a deficient number, since it is larger than the sum of its proper divisors (1).

4213516309 is an equidigital number, since it uses as much as digits as its factorization.

4213516309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 4213516309 is about 64911.6038085642. The cubic root of 4213516309 is about 1615.1575546239.

The spelling of 4213516309 in words is "four billion, two hundred thirteen million, five hundred sixteen thousand, three hundred nine".