4198345709 has 2 divisors, whose sum is σ = 4198345710. Its totient is φ = 4198345708.

The previous prime is 4198345699. The next prime is 4198345751. The reversal of 4198345709 is 9075438914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3597360484 + 600985225 = 59978^2 + 24515^2 .

It is a cyclic number.

It is not a de Polignac number, because 4198345709 - 2¹² = 4198341613 is a prime.

It is a super-2 number, since 2×4198345709² = 35252213384557425362, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4198345609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2099172854 + 2099172855.

It is an arithmetic number, because the mean of its divisors is an integer number (2099172855).

Almost surely, 2^4198345709 is an apocalyptic number.

It is an amenable number.

4198345709 is a deficient number, since it is larger than the sum of its proper divisors (1).

4198345709 is an equidigital number, since it uses as much as digits as its factorization.

4198345709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 4198345709 is about 64794.6425948936. The cubic root of 4198345709 is about 1613.2167864217.

The spelling of 4198345709 in words is "four billion, one hundred ninety-eight million, three hundred forty-five thousand, seven hundred nine".