4789139 has 2 divisors, whose sum is σ = 4789140. Its totient is φ = 4789138.

The previous prime is 4789123. The next prime is 4789177. The reversal of 4789139 is 9319874.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4789139 - 2⁴ = 4789123 is a prime.

It is a super-2 number, since 2×4789139² = 45871704722642, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4789096 and 4789105.

It is not a weakly prime, because it can be changed into another prime (4789199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2394569 + 2394570.

It is an arithmetic number, because the mean of its divisors is an integer number (2394570).

Almost surely, 2^4789139 is an apocalyptic number.

4789139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4789139 is an equidigital number, since it uses as much as digits as its factorization.

4789139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 41.

The square root of 4789139 is about 2188.4101535133. The cubic root of 4789139 is about 168.5592075038.

The spelling of 4789139 in words is "four million, seven hundred eighty-nine thousand, one hundred thirty-nine".