206472313 has 2 divisors, whose sum is σ = 206472314. Its totient is φ = 206472312.

The previous prime is 206472241. The next prime is 206472323. The reversal of 206472313 is 313274602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 181791289 + 24681024 = 13483^2 + 4968^2 .

It is a cyclic number.

It is not a de Polignac number, because 206472313 - 2¹³ = 206464121 is a prime.

It is not a weakly prime, because it can be changed into another prime (206472323) 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, 103236156 + 103236157.

It is an arithmetic number, because the mean of its divisors is an integer number (103236157).

Almost surely, 2^206472313 is an apocalyptic number.

It is an amenable number.

206472313 is a deficient number, since it is larger than the sum of its proper divisors (1).

206472313 is an equidigital number, since it uses as much as digits as its factorization.

206472313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 206472313 is about 14369.1444769687. The cubic root of 206472313 is about 591.0450815595.

The spelling of 206472313 in words is "two hundred six million, four hundred seventy-two thousand, three hundred thirteen".