9501973841 has 2 divisors, whose sum is σ = 9501973842. Its totient is φ = 9501973840.

The previous prime is 9501973837. The next prime is 9501973861. The reversal of 9501973841 is 1483791059.

9501973841 is digitally balanced in base 2, 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., 4885450816 + 4616523025 = 69896^2 + 67945^2 .

It is a cyclic number.

It is not a de Polignac number, because 9501973841 - 2² = 9501973837 is a prime.

It is not a weakly prime, because it can be changed into another prime (9501973861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4750986920 + 4750986921.

It is an arithmetic number, because the mean of its divisors is an integer number (4750986921).

Almost surely, 2^9501973841 is an apocalyptic number.

It is an amenable number.

9501973841 is a deficient number, since it is larger than the sum of its proper divisors (1).

9501973841 is an equidigital number, since it uses as much as digits as its factorization.

9501973841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 9501973841 is about 97478.0685128711. The cubic root of 9501973841 is about 2118.0584634130.

It can be divided in two parts, 950 and 1973841, that added together give a palindrome (1974791).

The spelling of 9501973841 in words is "nine billion, five hundred one million, nine hundred seventy-three thousand, eight hundred forty-one".