4923879139 has 2 divisors, whose sum is σ = 4923879140. Its totient is φ = 4923879138.

The previous prime is 4923879113. The next prime is 4923879151. The reversal of 4923879139 is 9319783294.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4923879139 - 2¹³ = 4923870947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4923879139.

It is not a weakly prime, because it can be changed into another prime (4923879239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2461939569 + 2461939570.

It is an arithmetic number, because the mean of its divisors is an integer number (2461939570).

Almost surely, 2^4923879139 is an apocalyptic number.

4923879139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4923879139 is an equidigital number, since it uses as much as digits as its factorization.

4923879139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 55.

The square root of 4923879139 is about 70170.3579797054. The cubic root of 4923879139 is about 1701.2538775966.

The spelling of 4923879139 in words is "four billion, nine hundred twenty-three million, eight hundred seventy-nine thousand, one hundred thirty-nine".