9461405489 has 2 divisors, whose sum is σ = 9461405490. Its totient is φ = 9461405488.

The previous prime is 9461405461. The next prime is 9461405519. The reversal of 9461405489 is 9845041649.

9461405489 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8687731264 + 773674225 = 93208^2 + 27815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9461405489 is a prime.

It is not a weakly prime, because it can be changed into another prime (9461405689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4730702744 + 4730702745.

It is an arithmetic number, because the mean of its divisors is an integer number (4730702745).

Almost surely, 2^9461405489 is an apocalyptic number.

It is an amenable number.

9461405489 is a deficient number, since it is larger than the sum of its proper divisors (1).

9461405489 is an equidigital number, since it uses as much as digits as its factorization.

9461405489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 9461405489 is about 97269.7562914599. The cubic root of 9461405489 is about 2115.0398373232.

The spelling of 9461405489 in words is "nine billion, four hundred sixty-one million, four hundred five thousand, four hundred eighty-nine".