1084538918 has 8 divisors (see below), whose sum is σ = 1697539248. Its totient is φ = 518692504.

The previous prime is 1084538911. The next prime is 1084538921. The reversal of 1084538918 is 8198354801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1084538918² = 2352449329313221448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1084538911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11788421 + ... + 11788512.

It is an arithmetic number, because the mean of its divisors is an integer number (212192406).

Almost surely, 2^1084538918 is an apocalyptic number.

1084538918 is a deficient number, since it is larger than the sum of its proper divisors (613000330).

1084538918 is a wasteful number, since it uses less digits than its factorization.

1084538918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23576958.

The product of its (nonzero) digits is 276480, while the sum is 47.

The square root of 1084538918 is about 32932.3384836243. The cubic root of 1084538918 is about 1027.4208629899.

The spelling of 1084538918 in words is "one billion, eighty-four million, five hundred thirty-eight thousand, nine hundred eighteen".