1087854863 has 2 divisors, whose sum is σ = 1087854864. Its totient is φ = 1087854862.

The previous prime is 1087854857. The next prime is 1087854877. The reversal of 1087854863 is 3684587801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1087854863 - 2⁴ = 1087854847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1087854853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543927431 + 543927432.

It is an arithmetic number, because the mean of its divisors is an integer number (543927432).

Almost surely, 2^1087854863 is an apocalyptic number.

1087854863 is a deficient number, since it is larger than the sum of its proper divisors (1).

1087854863 is an equidigital number, since it uses as much as digits as its factorization.

1087854863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The square root of 1087854863 is about 32982.6448757525. The cubic root of 1087854863 is about 1028.4669003942.

The spelling of 1087854863 in words is "one billion, eighty-seven million, eight hundred fifty-four thousand, eight hundred sixty-three".