477065161 has 8 divisors (see below), whose sum is σ = 490885064. Its totient is φ = 463294080.

The previous prime is 477065143. The next prime is 477065179. The reversal of 477065161 is 161560774.

477065161 = 15444² + 15445².

It is an interprime number because it is at equal distance from previous prime (477065143) and next prime (477065179).

It can be written as a sum of positive squares in 4 ways, for example, as 238548025 + 238517136 = 15445^2 + 15444^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 477065161 - 2¹³ = 477056969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 477065161.

It is not an unprimeable number, because it can be changed into a prime (477065261) 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 in 7 ways as a sum of consecutive naturals, for example, 8101 + ... + 31933.

It is an arithmetic number, because the mean of its divisors is an integer number (61360633).

Almost surely, 2^477065161 is an apocalyptic number.

477065161 is the 15445-th centered square number.

It is an amenable number.

477065161 is a deficient number, since it is larger than the sum of its proper divisors (13819903).

477065161 is a wasteful number, since it uses less digits than its factorization.

477065161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24411.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 477065161 is about 21841.8213755172. The cubic root of 477065161 is about 781.3745000861.

The spelling of 477065161 in words is "four hundred seventy-seven million, sixty-five thousand, one hundred sixty-one".