160533561 has 8 divisors (see below), whose sum is σ = 214232224. Its totient is φ = 106928640.

The previous prime is 160533559. The next prime is 160533587. The reversal of 160533561 is 165335061.

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

It is not a de Polignac number, because 160533561 - 2¹ = 160533559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160533511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19336 + ... + 26361.

It is an arithmetic number, because the mean of its divisors is an integer number (26779028).

Almost surely, 2^160533561 is an apocalyptic number.

It is an amenable number.

160533561 is a deficient number, since it is larger than the sum of its proper divisors (53698663).

160533561 is a wasteful number, since it uses less digits than its factorization.

160533561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46871.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 160533561 is about 12670.1839371021. The cubic root of 160533561 is about 543.4863151675.

The spelling of 160533561 in words is "one hundred sixty million, five hundred thirty-three thousand, five hundred sixty-one".