885113549 has 2 divisors, whose sum is σ = 885113550. Its totient is φ = 885113548.

The previous prime is 885113543. The next prime is 885113627. The reversal of 885113549 is 945311588.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 871312324 + 13801225 = 29518^2 + 3715^2 .

It is a cyclic number.

It is not a de Polignac number, because 885113549 - 2¹² = 885109453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (885113543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442556774 + 442556775.

It is an arithmetic number, because the mean of its divisors is an integer number (442556775).

Almost surely, 2^885113549 is an apocalyptic number.

It is an amenable number.

885113549 is a deficient number, since it is larger than the sum of its proper divisors (1).

885113549 is an equidigital number, since it uses as much as digits as its factorization.

885113549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 44.

The square root of 885113549 is about 29750.8579540154. The cubic root of 885113549 is about 960.1365362081.

The spelling of 885113549 in words is "eight hundred eighty-five million, one hundred thirteen thousand, five hundred forty-nine".