1086478287 has 4 divisors (see below), whose sum is σ = 1448637720. Its totient is φ = 724318856.

The previous prime is 1086478277. The next prime is 1086478307. The reversal of 1086478287 is 7828746801.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1086478287 - 2⁴ = 1086478271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1086478207) 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, 181079712 + ... + 181079717.

It is an arithmetic number, because the mean of its divisors is an integer number (362159430).

Almost surely, 2^1086478287 is an apocalyptic number.

1086478287 is a deficient number, since it is larger than the sum of its proper divisors (362159433).

1086478287 is an equidigital number, since it uses as much as digits as its factorization.

1086478287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362159432.

The product of its (nonzero) digits is 1204224, while the sum is 51.

The square root of 1086478287 is about 32961.7700829309. The cubic root of 1086478287 is about 1028.0329085414.

The spelling of 1086478287 in words is "one billion, eighty-six million, four hundred seventy-eight thousand, two hundred eighty-seven".