160013501 has 4 divisors (see below), whose sum is σ = 160239900. Its totient is φ = 159787104.

The previous prime is 160013489. The next prime is 160013509. The reversal of 160013501 is 105310061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 105310061 = 5039 ⋅20899.

It can be written as a sum of positive squares in 2 ways, for example, as 106708900 + 53304601 = 10330^2 + 7301^2 .

It is a cyclic number.

It is not a de Polignac number, because 160013501 - 2⁶ = 160013437 is a prime.

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 160013501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160013509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112136 + ... + 113553.

It is an arithmetic number, because the mean of its divisors is an integer number (40059975).

Almost surely, 2^160013501 is an apocalyptic number.

It is an amenable number.

160013501 is a deficient number, since it is larger than the sum of its proper divisors (226399).

160013501 is an equidigital number, since it uses as much as digits as its factorization.

160013501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226398.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 160013501 is about 12649.6443032996. The cubic root of 160013501 is about 542.8987926196.

Adding to 160013501 its reverse (105310061), we get a palindrome (265323562).

The spelling of 160013501 in words is "one hundred sixty million, thirteen thousand, five hundred one".