897852313 has 2 divisors, whose sum is σ = 897852314. Its totient is φ = 897852312.

The previous prime is 897852299. The next prime is 897852337. The reversal of 897852313 is 313258798.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 521802649 + 376049664 = 22843^2 + 19392^2 .

It is a cyclic number.

It is not a de Polignac number, because 897852313 - 2¹³ = 897844121 is a prime.

It is a super-2 number, since 2×897852313² = 1612277551918899938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (897822313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448926156 + 448926157.

It is an arithmetic number, because the mean of its divisors is an integer number (448926157).

Almost surely, 2^897852313 is an apocalyptic number.

It is an amenable number.

897852313 is a deficient number, since it is larger than the sum of its proper divisors (1).

897852313 is an equidigital number, since it uses as much as digits as its factorization.

897852313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 46.

The square root of 897852313 is about 29964.1838367075. The cubic root of 897852313 is about 964.7207843875.

The spelling of 897852313 in words is "eight hundred ninety-seven million, eight hundred fifty-two thousand, three hundred thirteen".