160523661 has 4 divisors (see below), whose sum is σ = 214031552. Its totient is φ = 107015772.

The previous prime is 160523653. The next prime is 160523669. The reversal of 160523661 is 166325061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (160523653) and next prime (160523669).

It is not a de Polignac number, because 160523661 - 2³ = 160523653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160523669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26753941 + ... + 26753946.

It is an arithmetic number, because the mean of its divisors is an integer number (53507888).

Almost surely, 2^160523661 is an apocalyptic number.

It is an amenable number.

160523661 is a deficient number, since it is larger than the sum of its proper divisors (53507891).

160523661 is an equidigital number, since it uses as much as digits as its factorization.

160523661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53507890.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 160523661 is about 12669.7932500890. The cubic root of 160523661 is about 543.4751427890.

The spelling of 160523661 in words is "one hundred sixty million, five hundred twenty-three thousand, six hundred sixty-one".