459156197 has 2 divisors, whose sum is σ = 459156198. Its totient is φ = 459156196.

The previous prime is 459156163. The next prime is 459156209. The reversal of 459156197 is 791651954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 244797316 + 214358881 = 15646^2 + 14641^2 .

It is a cyclic number.

It is not a de Polignac number, because 459156197 - 2⁶ = 459156133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (459156127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229578098 + 229578099.

It is an arithmetic number, because the mean of its divisors is an integer number (229578099).

Almost surely, 2^459156197 is an apocalyptic number.

It is an amenable number.

459156197 is a deficient number, since it is larger than the sum of its proper divisors (1).

459156197 is an equidigital number, since it uses as much as digits as its factorization.

459156197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 340200, while the sum is 47.

The square root of 459156197 is about 21427.9303013614. The cubic root of 459156197 is about 771.4719675943.

The spelling of 459156197 in words is "four hundred fifty-nine million, one hundred fifty-six thousand, one hundred ninety-seven".