4528607161 has 4 divisors (see below), whose sum is σ = 4876961572. Its totient is φ = 4180252752.

The previous prime is 4528607137. The next prime is 4528607173. The reversal of 4528607161 is 1617068254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 181710400 + 4346896761 = 13480^2 + 65931^2 .

It is not a de Polignac number, because 4528607161 - 2¹⁹ = 4528082873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4528607191) 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 3 ways as a sum of consecutive naturals, for example, 174177186 + ... + 174177211.

It is an arithmetic number, because the mean of its divisors is an integer number (1219240393).

Almost surely, 2^4528607161 is an apocalyptic number.

It is an amenable number.

4528607161 is a deficient number, since it is larger than the sum of its proper divisors (348354411).

4528607161 is a wasteful number, since it uses less digits than its factorization.

4528607161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348354410.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 4528607161 is about 67294.9267107113. The cubic root of 4528607161 is about 1654.4547098405.

The spelling of 4528607161 in words is "four billion, five hundred twenty-eight million, six hundred seven thousand, one hundred sixty-one".