897948043 has 2 divisors, whose sum is σ = 897948044. Its totient is φ = 897948042.

The previous prime is 897948001. The next prime is 897948047. The reversal of 897948043 is 340849798.

897948043 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 not a de Polignac number, because 897948043 - 2¹³ = 897939851 is a prime.

It is not a weakly prime, because it can be changed into another prime (897948047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448974021 + 448974022.

It is an arithmetic number, because the mean of its divisors is an integer number (448974022).

Almost surely, 2^897948043 is an apocalyptic number.

897948043 is a deficient number, since it is larger than the sum of its proper divisors (1).

897948043 is an equidigital number, since it uses as much as digits as its factorization.

897948043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The square root of 897948043 is about 29965.7812012302. The cubic root of 897948043 is about 964.7550696989.

The spelling of 897948043 in words is "eight hundred ninety-seven million, nine hundred forty-eight thousand, forty-three".