1084642134 has 8 divisors (see below), whose sum is σ = 2169284280. Its totient is φ = 361547376.

The previous prime is 1084642127. The next prime is 1084642157. The reversal of 1084642134 is 4312464801.

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

1084642134 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1084642095 and 1084642104.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 90386839 + ... + 90386850.

It is an arithmetic number, because the mean of its divisors is an integer number (271160535).

Almost surely, 2^1084642134 is an apocalyptic number.

1084642134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1084642134 is a wasteful number, since it uses less digits than its factorization.

1084642134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180773694.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 1084642134 is about 32933.9055382140. The cubic root of 1084642134 is about 1027.4534553066.

The spelling of 1084642134 in words is "one billion, eighty-four million, six hundred forty-two thousand, one hundred thirty-four".