9473700491 has 2 divisors, whose sum is σ = 9473700492. Its totient is φ = 9473700490.

The previous prime is 9473700451. The next prime is 9473700539. The reversal of 9473700491 is 1940073749.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9473700491 is a prime.

It is not a weakly prime, because it can be changed into another prime (9473700451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4736850245 + 4736850246.

It is an arithmetic number, because the mean of its divisors is an integer number (4736850246).

Almost surely, 2^9473700491 is an apocalyptic number.

9473700491 is a deficient number, since it is larger than the sum of its proper divisors (1).

9473700491 is an equidigital number, since it uses as much as digits as its factorization.

9473700491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 9473700491 is about 97332.9363114049. The cubic root of 9473700491 is about 2115.9555984831.

The spelling of 9473700491 in words is "nine billion, four hundred seventy-three million, seven hundred thousand, four hundred ninety-one".