1025423339 has 2 divisors, whose sum is σ = 1025423340. Its totient is φ = 1025423338.

The previous prime is 1025423317. The next prime is 1025423341. The reversal of 1025423339 is 9333245201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1025423339 - 2⁸ = 1025423083 is a prime.

Together with 1025423341, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1025423039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512711669 + 512711670.

It is an arithmetic number, because the mean of its divisors is an integer number (512711670).

Almost surely, 2^1025423339 is an apocalyptic number.

1025423339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1025423339 is an equidigital number, since it uses as much as digits as its factorization.

1025423339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 1025423339 is about 32022.2319490694. The cubic root of 1025423339 is about 1008.4036275532.

The spelling of 1025423339 in words is "one billion, twenty-five million, four hundred twenty-three thousand, three hundred thirty-nine".