4788449287 has 2 divisors, whose sum is σ = 4788449288. Its totient is φ = 4788449286.

The previous prime is 4788449257. The next prime is 4788449299. The reversal of 4788449287 is 7829448874.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4788449287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4788449257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2394224643 + 2394224644.

It is an arithmetic number, because the mean of its divisors is an integer number (2394224644).

Almost surely, 2^4788449287 is an apocalyptic number.

4788449287 is a deficient number, since it is larger than the sum of its proper divisors (1).

4788449287 is an equidigital number, since it uses as much as digits as its factorization.

4788449287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28901376, while the sum is 61.

The square root of 4788449287 is about 69198.6220021757. The cubic root of 4788449287 is about 1685.5111537016.

The spelling of 4788449287 in words is "four billion, seven hundred eighty-eight million, four hundred forty-nine thousand, two hundred eighty-seven".