4254023209 has 2 divisors, whose sum is σ = 4254023210. Its totient is φ = 4254023208.

The previous prime is 4254023131. The next prime is 4254023219. The reversal of 4254023209 is 9023204524.

4254023209 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4215645184 + 38378025 = 64928^2 + 6195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4254023209 is a prime.

It is not a weakly prime, because it can be changed into another prime (4254023219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2127011604 + 2127011605.

It is an arithmetic number, because the mean of its divisors is an integer number (2127011605).

Almost surely, 2^4254023209 is an apocalyptic number.

It is an amenable number.

4254023209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4254023209 is an equidigital number, since it uses as much as digits as its factorization.

4254023209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 4254023209 is about 65222.8733574350. The cubic root of 4254023209 is about 1620.3168623959.

The spelling of 4254023209 in words is "four billion, two hundred fifty-four million, twenty-three thousand, two hundred nine".