1439424079 has 2 divisors, whose sum is σ = 1439424080. Its totient is φ = 1439424078.

The previous prime is 1439424071. The next prime is 1439424083. The reversal of 1439424079 is 9704249341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1439424079 - 2³ = 1439424071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1439424071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 719712039 + 719712040.

It is an arithmetic number, because the mean of its divisors is an integer number (719712040).

Almost surely, 2^1439424079 is an apocalyptic number.

1439424079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1439424079 is an equidigital number, since it uses as much as digits as its factorization.

1439424079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 1439424079 is about 37939.7427376623. The cubic root of 1439424079 is about 1129.0926694687.

The spelling of 1439424079 in words is "one billion, four hundred thirty-nine million, four hundred twenty-four thousand, seventy-nine".