161314337 has 2 divisors, whose sum is σ = 161314338. Its totient is φ = 161314336.

The previous prime is 161314331. The next prime is 161314379. The reversal of 161314337 is 733413161.

161314337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153784801 + 7529536 = 12401^2 + 2744^2 .

It is a cyclic number.

It is not a de Polignac number, because 161314337 - 2¹² = 161310241 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (161314331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80657168 + 80657169.

It is an arithmetic number, because the mean of its divisors is an integer number (80657169).

Almost surely, 2^161314337 is an apocalyptic number.

It is an amenable number.

161314337 is a deficient number, since it is larger than the sum of its proper divisors (1).

161314337 is an equidigital number, since it uses as much as digits as its factorization.

161314337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 29.

The square root of 161314337 is about 12700.9581134653. The cubic root of 161314337 is about 544.3659961831.

Adding to 161314337 its reverse (733413161), we get a palindrome (894727498).

The spelling of 161314337 in words is "one hundred sixty-one million, three hundred fourteen thousand, three hundred thirty-seven".