8118542 has 4 divisors (see below), whose sum is σ = 12177816. Its totient is φ = 4059270.

The previous prime is 8118527. The next prime is 8118553. The reversal of 8118542 is 2458118.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2029634 + ... + 2029637.

It is an arithmetic number, because the mean of its divisors is an integer number (3044454).

Almost surely, 2^8118542 is an apocalyptic number.

8118542 is a deficient number, since it is larger than the sum of its proper divisors (4059274).

8118542 is a wasteful number, since it uses less digits than its factorization.

8118542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4059273.

The product of its digits is 2560, while the sum is 29.

The square root of 8118542 is about 2849.3055294229. The cubic root of 8118542 is about 200.9830105357.

The spelling of 8118542 in words is "eight million, one hundred eighteen thousand, five hundred forty-two".