160399537 has 2 divisors, whose sum is σ = 160399538. Its totient is φ = 160399536.

The previous prime is 160399529. The next prime is 160399597. The reversal of 160399537 is 735993061.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136983616 + 23415921 = 11704^2 + 4839^2 .

It is a cyclic number.

It is not a de Polignac number, because 160399537 - 2³ = 160399529 is a prime.

It is a super-2 number, since 2×160399537² = 51456022939628738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 160399493 and 160399502.

It is not a weakly prime, because it can be changed into another prime (160399517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80199768 + 80199769.

It is an arithmetic number, because the mean of its divisors is an integer number (80199769).

Almost surely, 2^160399537 is an apocalyptic number.

It is an amenable number.

160399537 is a deficient number, since it is larger than the sum of its proper divisors (1).

160399537 is an equidigital number, since it uses as much as digits as its factorization.

160399537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153090, while the sum is 43.

The square root of 160399537 is about 12664.8938803292. The cubic root of 160399537 is about 543.3350269894.

The spelling of 160399537 in words is "one hundred sixty million, three hundred ninety-nine thousand, five hundred thirty-seven".