939425017 has 2 divisors, whose sum is σ = 939425018. Its totient is φ = 939425016.

The previous prime is 939424957. The next prime is 939425021. The reversal of 939425017 is 710524939.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 475065616 + 464359401 = 21796^2 + 21549^2 .

It is a cyclic number.

It is not a de Polignac number, because 939425017 - 2¹¹ = 939422969 is a prime.

It is equal to p_47919802 and since 939425017 and 47919802 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (939425057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469712508 + 469712509.

It is an arithmetic number, because the mean of its divisors is an integer number (469712509).

Almost surely, 2^939425017 is an apocalyptic number.

It is an amenable number.

939425017 is a deficient number, since it is larger than the sum of its proper divisors (1).

939425017 is an equidigital number, since it uses as much as digits as its factorization.

939425017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 939425017 is about 30650.0410603314. The cubic root of 939425017 is about 979.3863355803.

The spelling of 939425017 in words is "nine hundred thirty-nine million, four hundred twenty-five thousand, seventeen".