1089853441 has 2 divisors, whose sum is σ = 1089853442. Its totient is φ = 1089853440.

The previous prime is 1089853411. The next prime is 1089853451. The reversal of 1089853441 is 1443589801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 637057600 + 452795841 = 25240^2 + 21279^2 .

It is an emirp because it is prime and its reverse (1443589801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1089853441 - 2¹⁵ = 1089820673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1089853411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544926720 + 544926721.

It is an arithmetic number, because the mean of its divisors is an integer number (544926721).

Almost surely, 2^1089853441 is an apocalyptic number.

It is an amenable number.

1089853441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1089853441 is an equidigital number, since it uses as much as digits as its factorization.

1089853441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 43.

The square root of 1089853441 is about 33012.9283917680. The cubic root of 1089853441 is about 1029.0963390940.

The spelling of 1089853441 in words is "one billion, eighty-nine million, eight hundred fifty-three thousand, four hundred forty-one".