9481005381 has 8 divisors (see below), whose sum is σ = 12830017504. Its totient is φ = 6226331760.

The previous prime is 9481005361. The next prime is 9481005437. The reversal of 9481005381 is 1835001849.

9481005381 is digitally balanced in base 3, 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 not a de Polignac number, because 9481005381 - 2¹¹ = 9481003333 is a prime.

It is a super-2 number, since 2×9481005381² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9481005361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23584390 + ... + 23584791.

It is an arithmetic number, because the mean of its divisors is an integer number (1603752188).

Almost surely, 2^9481005381 is an apocalyptic number.

It is an amenable number.

9481005381 is a deficient number, since it is larger than the sum of its proper divisors (3349012123).

9481005381 is a wasteful number, since it uses less digits than its factorization.

9481005381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47169251.

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 9481005381 is about 97370.4543534639. The cubic root of 9481005381 is about 2116.4993090019.

The spelling of 9481005381 in words is "nine billion, four hundred eighty-one million, five thousand, three hundred eighty-one".