1087072243 has 2 divisors, whose sum is σ = 1087072244. Its totient is φ = 1087072242.

The previous prime is 1087072229. The next prime is 1087072249. The reversal of 1087072243 is 3422707801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1087072243 - 2¹³ = 1087064051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1087072199 and 1087072208.

It is not a weakly prime, because it can be changed into another prime (1087072249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543536121 + 543536122.

It is an arithmetic number, because the mean of its divisors is an integer number (543536122).

Almost surely, 2^1087072243 is an apocalyptic number.

1087072243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1087072243 is an equidigital number, since it uses as much as digits as its factorization.

1087072243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 1087072243 is about 32970.7786228958. The cubic root of 1087072243 is about 1028.2202094403.

The spelling of 1087072243 in words is "one billion, eighty-seven million, seventy-two thousand, two hundred forty-three".