9381520834 has 8 divisors (see below), whose sum is σ = 16082607168. Its totient is φ = 4020651780.

The previous prime is 9381520789. The next prime is 9381520847. The reversal of 9381520834 is 4380251839.

9381520834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 335054302 + ... + 335054329.

It is an arithmetic number, because the mean of its divisors is an integer number (2010325896).

Almost surely, 2^9381520834 is an apocalyptic number.

9381520834 is a deficient number, since it is larger than the sum of its proper divisors (6701086334).

9381520834 is a wasteful number, since it uses less digits than its factorization.

9381520834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670108640.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 9381520834 is about 96858.2512437634. The cubic root of 9381520834 is about 2109.0704285641.

The spelling of 9381520834 in words is "nine billion, three hundred eighty-one million, five hundred twenty thousand, eight hundred thirty-four".