469559161 has 2 divisors, whose sum is σ = 469559162. Its totient is φ = 469559160.

The previous prime is 469559147. The next prime is 469559219. The reversal of 469559161 is 161955964.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 446519161 + 23040000 = 21131^2 + 4800^2 .

It is a cyclic number.

It is not a de Polignac number, because 469559161 - 2¹¹ = 469557113 is a prime.

It is not a weakly prime, because it can be changed into another prime (469557161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234779580 + 234779581.

It is an arithmetic number, because the mean of its divisors is an integer number (234779581).

Almost surely, 2^469559161 is an apocalyptic number.

It is an amenable number.

469559161 is a deficient number, since it is larger than the sum of its proper divisors (1).

469559161 is an equidigital number, since it uses as much as digits as its factorization.

469559161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 46.

The square root of 469559161 is about 21669.3138100864. The cubic root of 469559161 is about 777.2548475620.

The spelling of 469559161 in words is "four hundred sixty-nine million, five hundred fifty-nine thousand, one hundred sixty-one".