1084128854 has 8 divisors (see below), whose sum is σ = 1626334248. Its totient is φ = 542017440.

The previous prime is 1084128841. The next prime is 1084128863. The reversal of 1084128854 is 4588214801.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27374 + ... + 54014.

It is an arithmetic number, because the mean of its divisors is an integer number (203291781).

Almost surely, 2^1084128854 is an apocalyptic number.

1084128854 is a deficient number, since it is larger than the sum of its proper divisors (542205394).

1084128854 is a wasteful number, since it uses less digits than its factorization.

1084128854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46990.

The product of its (nonzero) digits is 81920, while the sum is 41.

The square root of 1084128854 is about 32926.1120389274. The cubic root of 1084128854 is about 1027.2913574425.

The spelling of 1084128854 in words is "one billion, eighty-four million, one hundred twenty-eight thousand, eight hundred fifty-four".