160729546 has 4 divisors (see below), whose sum is σ = 241094322. Its totient is φ = 80364772.

The previous prime is 160729537. The next prime is 160729559. The reversal of 160729546 is 645927061.

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

It can be written as a sum of positive squares in only one way, i.e., 135978921 + 24750625 = 11661^2 + 4975^2 .

It is a super-2 number, since 2×160729546² = 51667973914732232, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 160729499 and 160729508.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40182385 + ... + 40182388.

Almost surely, 2^160729546 is an apocalyptic number.

160729546 is a deficient number, since it is larger than the sum of its proper divisors (80364776).

160729546 is an equidigital number, since it uses as much as digits as its factorization.

160729546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80364775.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 160729546 is about 12677.9156804263. The cubic root of 160729546 is about 543.7073942748.

The spelling of 160729546 in words is "one hundred sixty million, seven hundred twenty-nine thousand, five hundred forty-six".