1118785002 has 32 divisors (see below), whose sum is σ = 2286144000. Its totient is φ = 364919808.

The previous prime is 1118785001. The next prime is 1118785013. The reversal of 1118785002 is 2005878111.

It is not an unprimeable number, because it can be changed into a prime (1118785001) 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 15 ways as a sum of consecutive naturals, for example, 40999 + ... + 62597.

It is an arithmetic number, because the mean of its divisors is an integer number (71442000).

Almost surely, 2^1118785002 is an apocalyptic number.

1118785002 is an abundant number, since it is smaller than the sum of its proper divisors (1167358998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1118785002 is a wasteful number, since it uses less digits than its factorization.

1118785002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21790.

The product of its (nonzero) digits is 4480, while the sum is 33.

The square root of 1118785002 is about 33448.2436310190. The cubic root of 1118785002 is about 1038.1231565218.

The spelling of 1118785002 in words is "one billion, one hundred eighteen million, seven hundred eighty-five thousand, two".