4245145199 has 2 divisors, whose sum is σ = 4245145200. Its totient is φ = 4245145198.

The previous prime is 4245145189. The next prime is 4245145211. The reversal of 4245145199 is 9915415424.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4245145199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4245145159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122572599 + 2122572600.

It is an arithmetic number, because the mean of its divisors is an integer number (2122572600).

Almost surely, 2^4245145199 is an apocalyptic number.

4245145199 is a deficient number, since it is larger than the sum of its proper divisors (1).

4245145199 is an equidigital number, since it uses as much as digits as its factorization.

4245145199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 44.

The square root of 4245145199 is about 65154.7787886660. The cubic root of 4245145199 is about 1619.1888942458.

The spelling of 4245145199 in words is "four billion, two hundred forty-five million, one hundred forty-five thousand, one hundred ninety-nine".