465456869 has 2 divisors, whose sum is σ = 465456870. Its totient is φ = 465456868.

The previous prime is 465456857. The next prime is 465456899. The reversal of 465456869 is 968654564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 442050625 + 23406244 = 21025^2 + 4838^2 .

It is a cyclic number.

It is not a de Polignac number, because 465456869 - 2⁴ = 465456853 is a prime.

It is a super-2 number, since 2×465456869² = 433300193798566322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 465456869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465456809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232728434 + 232728435.

It is an arithmetic number, because the mean of its divisors is an integer number (232728435).

Almost surely, 2^465456869 is an apocalyptic number.

It is an amenable number.

465456869 is a deficient number, since it is larger than the sum of its proper divisors (1).

465456869 is an equidigital number, since it uses as much as digits as its factorization.

465456869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6220800, while the sum is 53.

The square root of 465456869 is about 21574.4494483637. The cubic root of 465456869 is about 774.9847344895.

The spelling of 465456869 in words is "four hundred sixty-five million, four hundred fifty-six thousand, eight hundred sixty-nine".