949918679 has 2 divisors, whose sum is σ = 949918680. Its totient is φ = 949918678.

The previous prime is 949918643. The next prime is 949918687. The reversal of 949918679 is 976819949.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-949918679 is a 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 (949918579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474959339 + 474959340.

It is an arithmetic number, because the mean of its divisors is an integer number (474959340).

Almost surely, 2^949918679 is an apocalyptic number.

949918679 is a deficient number, since it is larger than the sum of its proper divisors (1).

949918679 is an equidigital number, since it uses as much as digits as its factorization.

949918679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8817984, while the sum is 62.

The square root of 949918679 is about 30820.7507857937. The cubic root of 949918679 is about 983.0195217222.

The spelling of 949918679 in words is "nine hundred forty-nine million, nine hundred eighteen thousand, six hundred seventy-nine".