4768139 has 2 divisors, whose sum is σ = 4768140. Its totient is φ = 4768138.

The previous prime is 4768133. The next prime is 4768163. The reversal of 4768139 is 9318674.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4768139 - 2¹² = 4764043 is a prime.

It is not a weakly prime, because it can be changed into another prime (4768133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2384069 + 2384070.

It is an arithmetic number, because the mean of its divisors is an integer number (2384070).

Almost surely, 2^4768139 is an apocalyptic number.

4768139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4768139 is an equidigital number, since it uses as much as digits as its factorization.

4768139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 38.

The square root of 4768139 is about 2183.6068785384. The cubic root of 4768139 is about 168.3124735341.

It can be divided in two parts, 47 and 68139, that added together give a palindrome (68186).

The spelling of 4768139 in words is "four million, seven hundred sixty-eight thousand, one hundred thirty-nine".