1540246118 has 16 divisors (see below), whose sum is σ = 2368336320. Its totient is φ = 750923136.

The previous prime is 1540246117. The next prime is 1540246181. The reversal of 1540246118 is 8116420451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1540246117) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5171 + ... + 55742.

It is an arithmetic number, because the mean of its divisors is an integer number (148021020).

Almost surely, 2^1540246118 is an apocalyptic number.

1540246118 is a deficient number, since it is larger than the sum of its proper divisors (828090202).

1540246118 is a wasteful number, since it uses less digits than its factorization.

1540246118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61231.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 1540246118 is about 39245.9694491039. The cubic root of 1540246118 is about 1154.8618658788.

Adding to 1540246118 its reverse (8116420451), we get a palindrome (9656666569).

The spelling of 1540246118 in words is "one billion, five hundred forty million, two hundred forty-six thousand, one hundred eighteen".