239006390279 has 2 divisors, whose sum is σ = 239006390280. Its totient is φ = 239006390278.

The previous prime is 239006390219. The next prime is 239006390291. The reversal of 239006390279 is 972093600932.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-239006390279 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (239006390219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119503195139 + 119503195140.

It is an arithmetic number, because the mean of its divisors is an integer number (119503195140).

Almost surely, 2^239006390279 is an apocalyptic number.

239006390279 is a deficient number, since it is larger than the sum of its proper divisors (1).

239006390279 is an equidigital number, since it uses as much as digits as its factorization.

239006390279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1102248, while the sum is 50.

The spelling of 239006390279 in words is "two hundred thirty-nine billion, six million, three hundred ninety thousand, two hundred seventy-nine".