949428719 has 2 divisors, whose sum is σ = 949428720. Its totient is φ = 949428718.

The previous prime is 949428679. The next prime is 949428737. The reversal of 949428719 is 917824949.

It is a strong prime.

It is an emirp because it is prime and its reverse (917824949) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-949428719 is a prime.

It is a super-2 number, since 2×949428719² = 1802829784923961922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (949428749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474714359 + 474714360.

It is an arithmetic number, because the mean of its divisors is an integer number (474714360).

Almost surely, 2^949428719 is an apocalyptic number.

949428719 is a deficient number, since it is larger than the sum of its proper divisors (1).

949428719 is an equidigital number, since it uses as much as digits as its factorization.

949428719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 53.

The square root of 949428719 is about 30812.8012196230. The cubic root of 949428719 is about 982.8504816110.

The spelling of 949428719 in words is "nine hundred forty-nine million, four hundred twenty-eight thousand, seven hundred nineteen".