885081947 has 2 divisors, whose sum is σ = 885081948. Its totient is φ = 885081946.

The previous prime is 885081941. The next prime is 885081979. The reversal of 885081947 is 749180588.

885081947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 885081947 - 2¹⁴ = 885065563 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 885081895 and 885081904.

It is not a weakly prime, because it can be changed into another prime (885081941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442540973 + 442540974.

It is an arithmetic number, because the mean of its divisors is an integer number (442540974).

Almost surely, 2^885081947 is an apocalyptic number.

885081947 is a deficient number, since it is larger than the sum of its proper divisors (1).

885081947 is an equidigital number, since it uses as much as digits as its factorization.

885081947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 50.

The square root of 885081947 is about 29750.3268385408. The cubic root of 885081947 is about 960.1251092012.

The spelling of 885081947 in words is "eight hundred eighty-five million, eighty-one thousand, nine hundred forty-seven".