881085427 has 2 divisors, whose sum is σ = 881085428. Its totient is φ = 881085426.

The previous prime is 881085407. The next prime is 881085431. The reversal of 881085427 is 724580188.

881085427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-881085427 is a prime.

It is not a weakly prime, because it can be changed into another prime (881085407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440542713 + 440542714.

It is an arithmetic number, because the mean of its divisors is an integer number (440542714).

Almost surely, 2^881085427 is an apocalyptic number.

881085427 is a deficient number, since it is larger than the sum of its proper divisors (1).

881085427 is an equidigital number, since it uses as much as digits as its factorization.

881085427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 143360, while the sum is 43.

The square root of 881085427 is about 29683.0831788074. The cubic root of 881085427 is about 958.6778047217.

The spelling of 881085427 in words is "eight hundred eighty-one million, eighty-five thousand, four hundred twenty-seven".