9140241081 has 4 divisors (see below), whose sum is σ = 12186988112. Its totient is φ = 6093494052.

The previous prime is 9140241073. The next prime is 9140241109. The reversal of 9140241081 is 1801420419.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9140241081 - 2³ = 9140241073 is a prime.

It is a super-2 number, since 2×9140241081² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9140241031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1523373511 + ... + 1523373516.

It is an arithmetic number, because the mean of its divisors is an integer number (3046747028).

Almost surely, 2^9140241081 is an apocalyptic number.

It is an amenable number.

9140241081 is a deficient number, since it is larger than the sum of its proper divisors (3046747031).

9140241081 is a wasteful number, since it uses less digits than its factorization.

9140241081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3046747030.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 9140241081 is about 95604.6080531687. The cubic root of 9140241081 is about 2090.8323783972.

The spelling of 9140241081 in words is "nine billion, one hundred forty million, two hundred forty-one thousand, eighty-one".