948419089 has 2 divisors, whose sum is σ = 948419090. Its totient is φ = 948419088.

The previous prime is 948419083. The next prime is 948419107. The reversal of 948419089 is 980914849.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 601230400 + 347188689 = 24520^2 + 18633^2 .

It is an emirp because it is prime and its reverse (980914849) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 948419089 - 2³ = 948419081 is a prime.

It is not a weakly prime, because it can be changed into another prime (948419081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474209544 + 474209545.

It is an arithmetic number, because the mean of its divisors is an integer number (474209545).

Almost surely, 2^948419089 is an apocalyptic number.

It is an amenable number.

948419089 is a deficient number, since it is larger than the sum of its proper divisors (1).

948419089 is an equidigital number, since it uses as much as digits as its factorization.

948419089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 52.

The square root of 948419089 is about 30796.4135736615. The cubic root of 948419089 is about 982.5019677222.

The spelling of 948419089 in words is "nine hundred forty-eight million, four hundred nineteen thousand, eighty-nine".