1094397818 has 16 divisors (see below), whose sum is σ = 1649700000. Its totient is φ = 544505232.

The previous prime is 1094397791. The next prime is 1094397833. The reversal of 1094397818 is 8187934901.

It is a super-2 number, since 2×1094397818² = 2395413168086322248, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 386813 + ... + 389631.

It is an arithmetic number, because the mean of its divisors is an integer number (103106250).

Almost surely, 2^1094397818 is an apocalyptic number.

1094397818 is a deficient number, since it is larger than the sum of its proper divisors (555302182).

1094397818 is a wasteful number, since it uses less digits than its factorization.

1094397818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3709.

The product of its (nonzero) digits is 435456, while the sum is 50.

The square root of 1094397818 is about 33081.6840260589. The cubic root of 1094397818 is about 1030.5247013991.

The spelling of 1094397818 in words is "one billion, ninety-four million, three hundred ninety-seven thousand, eight hundred eighteen".