9494743801 has 2 divisors, whose sum is σ = 9494743802. Its totient is φ = 9494743800.

The previous prime is 9494743711. The next prime is 9494743813. The reversal of 9494743801 is 1083474949.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5522719225 + 3972024576 = 74315^2 + 63024^2 .

It is an emirp because it is prime and its reverse (1083474949) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9494743801 - 2¹³ = 9494735609 is a prime.

It is not a weakly prime, because it can be changed into another prime (9494743501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4747371900 + 4747371901.

It is an arithmetic number, because the mean of its divisors is an integer number (4747371901).

Almost surely, 2^9494743801 is an apocalyptic number.

It is an amenable number.

9494743801 is a deficient number, since it is larger than the sum of its proper divisors (1).

9494743801 is an equidigital number, since it uses as much as digits as its factorization.

9494743801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 49.

The square root of 9494743801 is about 97440.9759854652. The cubic root of 9494743801 is about 2117.5211177570.

The spelling of 9494743801 in words is "nine billion, four hundred ninety-four million, seven hundred forty-three thousand, eight hundred one".