8040129 has 8 divisors (see below), whose sum is σ = 11066112. Its totient is φ = 5187120.

The previous prime is 8040121. The next prime is 8040157. The reversal of 8040129 is 9210408.

8040129 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 8040129 - 2³ = 8040121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8040099 and 8040108.

It is not an unprimeable number, because it can be changed into a prime (8040121) 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 7 ways as a sum of consecutive naturals, for example, 43134 + ... + 43319.

It is an arithmetic number, because the mean of its divisors is an integer number (1383264).

Almost surely, 2^8040129 is an apocalyptic number.

It is an amenable number.

8040129 is a deficient number, since it is larger than the sum of its proper divisors (3025983).

8040129 is a wasteful number, since it uses less digits than its factorization.

8040129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86487.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 8040129 is about 2835.5121230564. The cubic root of 8040129 is about 200.3338507417. Note that the first 3 decimals are identical.

The spelling of 8040129 in words is "eight million, forty thousand, one hundred twenty-nine".