1087045793 has 2 divisors, whose sum is σ = 1087045794. Its totient is φ = 1087045792.

The previous prime is 1087045787. The next prime is 1087045801. The reversal of 1087045793 is 3975407801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 824378944 + 262666849 = 28712^2 + 16207^2 .

It is a cyclic number.

It is not a de Polignac number, because 1087045793 - 2⁴ = 1087045777 is a prime.

It is not a weakly prime, because it can be changed into another prime (1087045703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543522896 + 543522897.

It is an arithmetic number, because the mean of its divisors is an integer number (543522897).

Almost surely, 2^1087045793 is an apocalyptic number.

It is an amenable number.

1087045793 is a deficient number, since it is larger than the sum of its proper divisors (1).

1087045793 is an equidigital number, since it uses as much as digits as its factorization.

1087045793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 1087045793 is about 32970.3775076962. The cubic root of 1087045793 is about 1028.2118700236.

The spelling of 1087045793 in words is "one billion, eighty-seven million, forty-five thousand, seven hundred ninety-three".