948419081 has 2 divisors, whose sum is σ = 948419082. Its totient is φ = 948419080.

The previous prime is 948419077. The next prime is 948419083. The reversal of 948419081 is 180914849.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 657409600 + 291009481 = 25640^2 + 17059^2 .

It is a cyclic number.

It is not a de Polignac number, because 948419081 - 2² = 948419077 is a prime.

It is a super-2 number, since 2×948419081² = 1798997506409769122, which contains 22 as substring.

Together with 948419083, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (948419083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474209540 + 474209541.

It is an arithmetic number, because the mean of its divisors is an integer number (474209541).

Almost surely, 2^948419081 is an apocalyptic number.

It is an amenable number.

948419081 is a deficient number, since it is larger than the sum of its proper divisors (1).

948419081 is an equidigital number, since it uses as much as digits as its factorization.

948419081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 44.

The square root of 948419081 is about 30796.4134437762. The cubic root of 948419081 is about 982.5019649597.

The spelling of 948419081 in words is "nine hundred forty-eight million, four hundred nineteen thousand, eighty-one".