439236130439 has 2 divisors, whose sum is σ = 439236130440. Its totient is φ = 439236130438.

The previous prime is 439236130337. The next prime is 439236130499. The reversal of 439236130439 is 934031632934.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 439236130439 - 2¹⁶ = 439236064903 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 439236130393 and 439236130402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (439236130499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219618065219 + 219618065220.

It is an arithmetic number, because the mean of its divisors is an integer number (219618065220).

Almost surely, 2^439236130439 is an apocalyptic number.

439236130439 is a deficient number, since it is larger than the sum of its proper divisors (1).

439236130439 is an equidigital number, since it uses as much as digits as its factorization.

439236130439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1259712, while the sum is 47.

The spelling of 439236130439 in words is "four hundred thirty-nine billion, two hundred thirty-six million, one hundred thirty thousand, four hundred thirty-nine".