1042780118 has 16 divisors (see below), whose sum is σ = 1633676256. Its totient is φ = 498263040.

The previous prime is 1042780103. The next prime is 1042780121. The reversal of 1042780118 is 8110872401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43208 + ... + 62868.

It is an arithmetic number, because the mean of its divisors is an integer number (102104766).

Almost surely, 2^1042780118 is an apocalyptic number.

1042780118 is a deficient number, since it is larger than the sum of its proper divisors (590896138).

1042780118 is a wasteful number, since it uses less digits than its factorization.

1042780118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20839.

The product of its (nonzero) digits is 3584, while the sum is 32.

The square root of 1042780118 is about 32292.1061251817. The cubic root of 1042780118 is about 1014.0613898956.

The spelling of 1042780118 in words is "one billion, forty-two million, seven hundred eighty thousand, one hundred eighteen".