4782123539 has 2 divisors, whose sum is σ = 4782123540. Its totient is φ = 4782123538.

The previous prime is 4782123517. The next prime is 4782123551. The reversal of 4782123539 is 9353212874.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4782123539 - 2¹⁶ = 4782058003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4782123539.

It is not a weakly prime, because it can be changed into another prime (4782123569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2391061769 + 2391061770.

It is an arithmetic number, because the mean of its divisors is an integer number (2391061770).

Almost surely, 2^4782123539 is an apocalyptic number.

4782123539 is a deficient number, since it is larger than the sum of its proper divisors (1).

4782123539 is an equidigital number, since it uses as much as digits as its factorization.

4782123539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 44.

The square root of 4782123539 is about 69152.8997150517. The cubic root of 4782123539 is about 1684.7686156579.

The spelling of 4782123539 in words is "four billion, seven hundred eighty-two million, one hundred twenty-three thousand, five hundred thirty-nine".