949388317 has 2 divisors, whose sum is σ = 949388318. Its totient is φ = 949388316.

The previous prime is 949388243. The next prime is 949388339. The reversal of 949388317 is 713883949.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 826045081 + 123343236 = 28741^2 + 11106^2 .

It is an emirp because it is prime and its reverse (713883949) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 949388317 - 2¹⁵ = 949355549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (949388617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474694158 + 474694159.

It is an arithmetic number, because the mean of its divisors is an integer number (474694159).

Almost surely, 2^949388317 is an apocalyptic number.

It is an amenable number.

949388317 is a deficient number, since it is larger than the sum of its proper divisors (1).

949388317 is an equidigital number, since it uses as much as digits as its factorization.

949388317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 52.

The square root of 949388317 is about 30812.1456085096. The cubic root of 949388317 is about 982.8365400032.

The spelling of 949388317 in words is "nine hundred forty-nine million, three hundred eighty-eight thousand, three hundred seventeen".