160313521 has 2 divisors, whose sum is σ = 160313522. Its totient is φ = 160313520.

The previous prime is 160313471. The next prime is 160313539. The reversal of 160313521 is 125313061.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144000000 + 16313521 = 12000^2 + 4039^2 .

It is a cyclic number.

It is not a de Polignac number, because 160313521 - 2¹⁹ = 159789233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 160313492 and 160313501.

It is not a weakly prime, because it can be changed into another prime (160311521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80156760 + 80156761.

It is an arithmetic number, because the mean of its divisors is an integer number (80156761).

Almost surely, 2^160313521 is an apocalyptic number.

It is an amenable number.

160313521 is a deficient number, since it is larger than the sum of its proper divisors (1).

160313521 is an equidigital number, since it uses as much as digits as its factorization.

160313521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 160313521 is about 12661.4975812500. The cubic root of 160313521 is about 543.2378865130.

Adding to 160313521 its reverse (125313061), we get a palindrome (285626582).

The spelling of 160313521 in words is "one hundred sixty million, three hundred thirteen thousand, five hundred twenty-one".