1118146344 has 32 divisors (see below), whose sum is σ = 3194704320. Its totient is φ = 319470336.

The previous prime is 1118146343. The next prime is 1118146349. The reversal of 1118146344 is 4436418111.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1118146343) 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, 3327649 + ... + 3327984.

It is an arithmetic number, because the mean of its divisors is an integer number (99834510).

Almost surely, 2^1118146344 is an apocalyptic number.

1118146344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1118146344 is an abundant number, since it is smaller than the sum of its proper divisors (2076557976).

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

1118146344 is a wasteful number, since it uses less digits than its factorization.

1118146344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6655649 (or 6655645 counting only the distinct ones).

The product of its digits is 9216, while the sum is 33.

The square root of 1118146344 is about 33438.6953094764. The cubic root of 1118146344 is about 1037.9255815166.

The spelling of 1118146344 in words is "one billion, one hundred eighteen million, one hundred forty-six thousand, three hundred forty-four".