949918601 has 2 divisors, whose sum is σ = 949918602. Its totient is φ = 949918600.

The previous prime is 949918583. The next prime is 949918631. The reversal of 949918601 is 106819949.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 871135225 + 78783376 = 29515^2 + 8876^2 .

It is an emirp because it is prime and its reverse (106819949) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-949918601 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (949918631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474959300 + 474959301.

It is an arithmetic number, because the mean of its divisors is an integer number (474959301).

Almost surely, 2^949918601 is an apocalyptic number.

It is an amenable number.

949918601 is a deficient number, since it is larger than the sum of its proper divisors (1).

949918601 is an equidigital number, since it uses as much as digits as its factorization.

949918601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 47.

The square root of 949918601 is about 30820.7495204124. The cubic root of 949918601 is about 983.0194948162.

The spelling of 949918601 in words is "nine hundred forty-nine million, nine hundred eighteen thousand, six hundred one".