897585803 has 2 divisors, whose sum is σ = 897585804. Its totient is φ = 897585802.

The previous prime is 897585769. The next prime is 897585823. The reversal of 897585803 is 308585798.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 897585803 - 2⁸ = 897585547 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (897585823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448792901 + 448792902.

It is an arithmetic number, because the mean of its divisors is an integer number (448792902).

Almost surely, 2^897585803 is an apocalyptic number.

897585803 is a deficient number, since it is larger than the sum of its proper divisors (1).

897585803 is an equidigital number, since it uses as much as digits as its factorization.

897585803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2419200, while the sum is 53.

The square root of 897585803 is about 29959.7363639936. The cubic root of 897585803 is about 964.6253220730.

The spelling of 897585803 in words is "eight hundred ninety-seven million, five hundred eighty-five thousand, eight hundred three".