948411689 has 2 divisors, whose sum is σ = 948411690. Its totient is φ = 948411688.

The previous prime is 948411677. The next prime is 948411697. The reversal of 948411689 is 986114849.

948411689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 792985600 + 155426089 = 28160^2 + 12467^2 .

It is a cyclic number.

It is not a de Polignac number, because 948411689 - 2²⁰ = 947363113 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (948411889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474205844 + 474205845.

It is an arithmetic number, because the mean of its divisors is an integer number (474205845).

Almost surely, 2^948411689 is an apocalyptic number.

It is an amenable number.

948411689 is a deficient number, since it is larger than the sum of its proper divisors (1).

948411689 is an equidigital number, since it uses as much as digits as its factorization.

948411689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 50.

The square root of 948411689 is about 30796.2934295671. The cubic root of 948411689 is about 982.4994124055.

The spelling of 948411689 in words is "nine hundred forty-eight million, four hundred eleven thousand, six hundred eighty-nine".