1118267372 has 12 divisors (see below), whose sum is σ = 1989049776. Its totient is φ = 549967440.

The previous prime is 1118267341. The next prime is 1118267387. The reversal of 1118267372 is 2737628111.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2291288 + ... + 2291775.

It is an arithmetic number, because the mean of its divisors is an integer number (165754148).

Almost surely, 2^1118267372 is an apocalyptic number.

It is an amenable number.

1118267372 is a deficient number, since it is larger than the sum of its proper divisors (870782404).

1118267372 is a wasteful number, since it uses less digits than its factorization.

1118267372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4583128 (or 4583126 counting only the distinct ones).

The product of its digits is 28224, while the sum is 38.

The square root of 1118267372 is about 33440.5049603023. The cubic root of 1118267372 is about 1037.9630284709.

The spelling of 1118267372 in words is "one billion, one hundred eighteen million, two hundred sixty-seven thousand, three hundred seventy-two".