1087036243 has 2 divisors, whose sum is σ = 1087036244. Its totient is φ = 1087036242.

The previous prime is 1087036217. The next prime is 1087036267. The reversal of 1087036243 is 3426307801.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1087036243 - 2²¹ = 1084939091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1087036199 and 1087036208.

It is not a weakly prime, because it can be changed into another prime (1087036213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543518121 + 543518122.

It is an arithmetic number, because the mean of its divisors is an integer number (543518122).

Almost surely, 2^1087036243 is an apocalyptic number.

1087036243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1087036243 is an equidigital number, since it uses as much as digits as its factorization.

1087036243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 1087036243 is about 32970.2326804043. The cubic root of 1087036243 is about 1028.2088589723.

The spelling of 1087036243 in words is "one billion, eighty-seven million, thirty-six thousand, two hundred forty-three".