4342147489 has 2 divisors, whose sum is σ = 4342147490. Its totient is φ = 4342147488.

The previous prime is 4342147487. The next prime is 4342147553. The reversal of 4342147489 is 9847412434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2252926225 + 2089221264 = 47465^2 + 45708^2 .

It is a cyclic number.

It is not a de Polignac number, because 4342147489 - 2¹ = 4342147487 is a prime.

Together with 4342147487, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4342147487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2171073744 + 2171073745.

It is an arithmetic number, because the mean of its divisors is an integer number (2171073745).

Almost surely, 2^4342147489 is an apocalyptic number.

It is an amenable number.

4342147489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4342147489 is an equidigital number, since it uses as much as digits as its factorization.

4342147489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 46.

The square root of 4342147489 is about 65894.9731694308. The cubic root of 4342147489 is about 1631.4290463640.

The spelling of 4342147489 in words is "four billion, three hundred forty-two million, one hundred forty-seven thousand, four hundred eighty-nine".