9419647813 has 2 divisors, whose sum is σ = 9419647814. Its totient is φ = 9419647812.

The previous prime is 9419647807. The next prime is 9419647819. The reversal of 9419647813 is 3187469149.

It is a balanced prime because it is at equal distance from previous prime (9419647807) and next prime (9419647819).

It can be written as a sum of positive squares in only one way, i.e., 9234633409 + 185014404 = 96097^2 + 13602^2 .

It is a cyclic number.

It is not a de Polignac number, because 9419647813 - 2⁵ = 9419647781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9419647819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4709823906 + 4709823907.

It is an arithmetic number, because the mean of its divisors is an integer number (4709823907).

Almost surely, 2^9419647813 is an apocalyptic number.

It is an amenable number.

9419647813 is a deficient number, since it is larger than the sum of its proper divisors (1).

9419647813 is an equidigital number, since it uses as much as digits as its factorization.

9419647813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 52.

The square root of 9419647813 is about 97054.8701147964. The cubic root of 9419647813 is about 2111.9236900331.

The spelling of 9419647813 in words is "nine billion, four hundred nineteen million, six hundred forty-seven thousand, eight hundred thirteen".